{"id":845,"date":"2023-04-11T21:13:19","date_gmt":"2023-04-11T12:13:19","guid":{"rendered":"http:\/\/edu.ujhb.org\/?p=845"},"modified":"2023-04-11T21:13:19","modified_gmt":"2023-04-11T12:13:19","slug":"flutter%e5%85%a5%e9%97%a8%ef%bc%88%e4%b8%ad%e6%96%87%e7%89%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/edu.ujhb.org\/?p=845","title":{"rendered":"Flutter\u5165\u95e8\uff08\u4e2d\u6587\u7248\uff09"},"content":{"rendered":"\n<p>\u6211\u662f\u8981\u505aIT\u6559\u7a0b\u7684\u89c6\u9891\uff0c\u4f60\u80fd\u5426\u6839\u636e\u7f51\u7ad9\u7684\u5185\u5bb9\uff0c\u4e3a\u6211\u5b89\u6392\u89c6\u9891\u6559\u7a0b\u7684\u6587\u5b57\u5185\u5bb9\u3002\u6211\u4eec\u5148\u4eceFlutter\u6559\u7a0b\u5f00\u59cb\uff0c\u4f60\u5148\u4e3a\u6211\u5217\u51fa\u8981\u8bb2\u89e3\u7684\u5185\u5bb9\u4e00\u89c8\u3002<\/p>\n\n\n\n<p>\u5f53\u7136\u53ef\u4ee5\u5e2e\u4f60\u5217\u51faFlutter\u6559\u7a0b\u8981\u8bb2\u89e3\u7684\u5185\u5bb9\u4e00\u89c8\uff0c\u4ee5\u4e0b\u662f\u5efa\u8bae\u7684\u5927\u7eb2\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Flutter\u4ecb\u7ecd\u548c\u73af\u5883\u642d\u5efa\n<ul class=\"wp-block-list\">\n<li>\u4ec0\u4e48\u662fFlutter\uff0c\u5b83\u7684\u4f18\u52bf\u548c\u7279\u70b9<\/li>\n\n\n\n<li>\u5b89\u88c5Flutter\u548c\u76f8\u5173\u5de5\u5177<\/li>\n\n\n\n<li>\u914d\u7f6eAndroid Studio\u548cVS Code<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Flutter\u57fa\u7840\u8bed\u6cd5\u548c\u7ec4\u4ef6\n<ul class=\"wp-block-list\">\n<li>Dart\u8bed\u8a00\u57fa\u7840<\/li>\n\n\n\n<li>Flutter\u7684\u7ec4\u4ef6\u548c\u5e03\u5c40<\/li>\n\n\n\n<li>Flutter\u7684\u751f\u547d\u5468\u671f<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Flutter\u5f00\u53d1\u57fa\u7840\n<ul class=\"wp-block-list\">\n<li>Flutter\u7684\u57fa\u672cUI\u7ec4\u4ef6<\/li>\n\n\n\n<li>\u72b6\u6001\u7ba1\u7406\u548c\u6570\u636e\u7ed1\u5b9a<\/li>\n\n\n\n<li>\u8def\u7531\u548c\u5bfc\u822a<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Flutter\u9ad8\u7ea7\u5f00\u53d1\n<ul class=\"wp-block-list\">\n<li>\u52a8\u753b\u548c\u8fc7\u6e21\u6548\u679c<\/li>\n\n\n\n<li>\u7f51\u7edc\u8bf7\u6c42\u548c\u6570\u636e\u89e3\u6790<\/li>\n\n\n\n<li>Flutter\u7684\u56fd\u9645\u5316\u548c\u672c\u5730\u5316<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Flutter\u5b9e\u6218\u5e94\u7528\u5f00\u53d1\n<ul class=\"wp-block-list\">\n<li>\u6784\u5efa\u4e00\u4e2a\u5b8c\u6574\u7684Flutter\u5e94\u7528\u7a0b\u5e8f<\/li>\n\n\n\n<li>\u5b9e\u73b0\u4e00\u4e2a\u7b80\u5355\u7684\u767b\u5f55\u548c\u6ce8\u518c\u529f\u80fd<\/li>\n\n\n\n<li>\u8c03\u7528\u7b2c\u4e09\u65b9API\u548c\u96c6\u6210\u7b2c\u4e09\u65b9SDK<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u5e0c\u671b\u8fd9\u4e2a\u5927\u7eb2\u53ef\u4ee5\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff0c\u5982\u679c\u4f60\u9700\u8981\u66f4\u8be6\u7ec6\u7684\u8bb2\u89e3\uff0c\u53ef\u4ee5\u968f\u65f6\u95ee\u6211\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u4ec0\u4e48\u662fFlutter\uff0c\u5b83\u7684\u4f18\u52bf\u548c\u7279\u70b9<\/p>\n\n\n\n<p>Flutter\u662f\u4e00\u79cd\u8de8\u5e73\u53f0\u7684\u79fb\u52a8\u5e94\u7528\u5f00\u53d1\u6846\u67b6\uff0c\u7531Google\u5f00\u53d1\u548c\u7ef4\u62a4\u3002Flutter\u4f7f\u7528Dart\u7f16\u7a0b\u8bed\u8a00\uff0c\u5b83\u80fd\u591f\u8ba9\u5f00\u53d1\u8005\u5feb\u901f\u6784\u5efa\u9ad8\u6027\u80fd\u3001\u9ad8\u4fdd\u771f\u5ea6\u7684\u5e94\u7528\u7a0b\u5e8f\u3002Flutter\u4e0d\u4ec5\u53ef\u4ee5\u5f00\u53d1\u79fb\u52a8\u5e94\u7528\uff0c\u8fd8\u53ef\u4ee5\u7528\u4e8eWeb\u3001\u684c\u9762\u548c\u5d4c\u5165\u5f0f\u8bbe\u5907\u7b49\u5e73\u53f0\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u662fFlutter\u7684\u4f18\u52bf\u548c\u7279\u70b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5feb\u901f\u5f00\u53d1<\/li>\n<\/ol>\n\n\n\n<p>Flutter\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684UI\u7ec4\u4ef6\u548c\u9884\u6784\u5efa\u7684\u6837\u5f0f\uff0c\u53ef\u4ee5\u8ba9\u5f00\u53d1\u8005\u5feb\u901f\u6784\u5efa\u5e94\u7528\u7a0b\u5e8f\u3002Flutter\u8fd8\u6709\u4e00\u4e2a\u70ed\u91cd\u8f7d\u529f\u80fd\uff0c\u4f7f\u5f00\u53d1\u8005\u80fd\u591f\u5b9e\u65f6\u67e5\u770b\u4ee3\u7801\u66f4\u6539\u540e\u7684\u6548\u679c\uff0c\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u9ad8\u4fdd\u771f\u5ea6<\/li>\n<\/ol>\n\n\n\n<p>Flutter\u4f7f\u7528\u81ea\u5df1\u7684\u6e32\u67d3\u5f15\u64ce\uff0c\u53ef\u4ee5\u8ba9\u5e94\u7528\u7a0b\u5e8f\u7684UI\u770b\u8d77\u6765\u50cf\u539f\u751f\u5e94\u7528\u7a0b\u5e8f\u4e00\u6837\u3002Flutter\u8fd8\u63d0\u4f9b\u4e86\u4e00\u5957\u6f02\u4eae\u7684Material Design\u548cCupertino\u98ce\u683c\u7684UI\u7ec4\u4ef6\uff0c\u53ef\u4ee5\u8ba9\u5e94\u7528\u7a0b\u5e8f\u5728\u4e0d\u540c\u7684\u5e73\u53f0\u4e0a\u770b\u8d77\u6765\u4e00\u81f4\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u9ad8\u6027\u80fd<\/li>\n<\/ol>\n\n\n\n<p>Flutter\u4f7f\u7528\u81ea\u5df1\u7684\u6e32\u67d3\u5f15\u64ce\uff0c\u53ef\u4ee5\u76f4\u63a5\u5728GPU\u4e0a\u6e32\u67d3UI\uff0c\u56e0\u6b64\u5177\u6709\u5f88\u9ad8\u7684\u6027\u80fd\u3002Flutter\u8fd8\u4f7f\u7528\u4e86\u81ea\u5df1\u7684\u7f16\u8bd1\u5668\uff0c\u53ef\u4ee5\u5c06Dart\u4ee3\u7801\u7f16\u8bd1\u4e3a\u672c\u5730\u673a\u5668\u7801\uff0c\u907f\u514d\u4e86\u89e3\u91ca\u5668\u7684\u6027\u80fd\u635f\u5931\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u8de8\u5e73\u53f0<\/li>\n<\/ol>\n\n\n\n<p>Flutter\u53ef\u4ee5\u5728\u591a\u4e2a\u5e73\u53f0\u4e0a\u8fd0\u884c\uff0c\u5305\u62ecAndroid\u3001iOS\u3001Web\u3001\u684c\u9762\u548c\u5d4c\u5165\u5f0f\u8bbe\u5907\u7b49\u3002\u8fd9\u610f\u5473\u7740\u5f00\u53d1\u8005\u53ef\u4ee5\u4f7f\u7528\u540c\u4e00\u4efd\u4ee3\u7801\u6784\u5efa\u591a\u4e2a\u5e73\u53f0\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u51cf\u5c11\u4e86\u5f00\u53d1\u65f6\u95f4\u548c\u6210\u672c\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u53ef\u5b9a\u5236\u6027\u5f3a<\/li>\n<\/ol>\n\n\n\n<p>Flutter\u63d0\u4f9b\u4e86\u4e00\u5957\u81ea\u5b9a\u4e49UI\u7ec4\u4ef6\u7684\u6846\u67b6\uff0c\u53ef\u4ee5\u8ba9\u5f00\u53d1\u8005\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u81ea\u5b9a\u4e49UI\u7ec4\u4ef6\u3002Flutter\u8fd8\u652f\u6301\u81ea\u5b9a\u4e49\u4e3b\u9898\uff0c\u53ef\u4ee5\u8ba9\u5e94\u7528\u7a0b\u5e8f\u5728\u4e0d\u540c\u7684\u5e73\u53f0\u4e0a\u6709\u4e0d\u540c\u7684\u5916\u89c2\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cFlutter\u662f\u4e00\u79cd\u5feb\u901f\u3001\u9ad8\u4fdd\u771f\u5ea6\u3001\u9ad8\u6027\u80fd\u3001\u8de8\u5e73\u53f0\u3001\u53ef\u5b9a\u5236\u6027\u5f3a\u7684\u79fb\u52a8\u5e94\u7528\u5f00\u53d1\u6846\u67b6\uff0c\u9002\u7528\u4e8e\u5404\u79cd\u4e0d\u540c\u7684\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u9700\u6c42\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u5982\u4f55\u5b89\u88c5Flutter\u548c\u76f8\u5173\u5de5\u5177<\/p>\n\n\n\n<p>\u5b89\u88c5Flutter\u548c\u76f8\u5173\u5de5\u5177\u662f\u5f00\u59cb\u4f7f\u7528Flutter\u7684\u7b2c\u4e00\u6b65\u3002\u4e0b\u9762\u662f\u5b89\u88c5Flutter\u548c\u76f8\u5173\u5de5\u5177\u7684\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e0b\u8f7dFlutter SDK<\/li>\n<\/ol>\n\n\n\n<p>\u9996\u5148\uff0c\u9700\u8981\u4e0b\u8f7dFlutter SDK\u3002\u53ef\u4ee5\u4eceFlutter\u5b98\u7f51\uff08<a href=\"https:\/\/flutter.dev\/docs\/get-started\/install%EF%BC%89%E4%B8%8A%E4%B8%8B%E8%BD%BDFlutter\">https:\/\/flutter.dev\/docs\/get-started\/install\uff09\u4e0a\u4e0b\u8f7dFlutter<\/a> SDK\u7684zip\u538b\u7f29\u5305\u3002\u4e0b\u8f7d\u5b8c\u6210\u540e\uff0c\u5c06\u538b\u7f29\u5305\u89e3\u538b\u5230\u5408\u9002\u7684\u76ee\u5f55\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u914d\u7f6eFlutter\u73af\u5883\u53d8\u91cf<\/li>\n<\/ol>\n\n\n\n<p>\u4e3a\u4e86\u5728\u7ec8\u7aef\u4e2d\u8fd0\u884cFlutter\u547d\u4ee4\uff0c\u9700\u8981\u5c06Flutter\u7684bin\u76ee\u5f55\u6dfb\u52a0\u5230\u7cfb\u7edf\u7684PATH\u73af\u5883\u53d8\u91cf\u4e2d\u3002\u5177\u4f53\u64cd\u4f5c\u65b9\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>\uff081\uff09\u5728\u7ec8\u7aef\u4e2d\u6253\u5f00.bashrc\u6216.zshrc\u6587\u4ef6\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bashCopy code<code>export PATH=\"$PATH:[flutter sdk \u7684\u8def\u5f84]\/bin\"\n<\/code><\/pre>\n\n\n\n<p>\uff082\uff09\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u4f7f\u914d\u7f6e\u751f\u6548\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">shellCopy code<code>$ source ~\/.bashrc\n<\/code><\/pre>\n\n\n\n<p>\u6216<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">shellCopy code<code>$ source ~\/.zshrc\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u5b89\u88c5Flutter\u4f9d\u8d56\u9879<\/li>\n<\/ol>\n\n\n\n<p>Flutter\u5728\u8fd0\u884c\u524d\u9700\u8981\u4e00\u4e9b\u4f9d\u8d56\u9879\uff0c\u9700\u8981\u5148\u5b89\u88c5\u8fd9\u4e9b\u4f9d\u8d56\u9879\u3002\u5177\u4f53\u7684\u4f9d\u8d56\u9879\u5b89\u88c5\u65b9\u6cd5\uff0c\u8bf7\u53c2\u8003Flutter\u5b98\u65b9\u6587\u6863\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u5b89\u88c5Android Studio\u6216VS Code<\/li>\n<\/ol>\n\n\n\n<p>Flutter\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u7f16\u8f91\u5668\u8fdb\u884c\u5f00\u53d1\uff0c\u4f46\u662f\u5efa\u8bae\u4f7f\u7528Android Studio\u6216VS Code\u3002\u8fd9\u4e24\u4e2a\u7f16\u8f91\u5668\u90fd\u6709\u5f88\u597d\u7684Flutter\u63d2\u4ef6\u652f\u6301\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u5b89\u88c5Flutter\u63d2\u4ef6<\/li>\n<\/ol>\n\n\n\n<p>\u5982\u679c\u4f7f\u7528Android Studio\uff0c\u9700\u8981\u5b89\u88c5Flutter\u63d2\u4ef6\u3002\u5177\u4f53\u7684\u5b89\u88c5\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5728Android Studio\u7684\u63d2\u4ef6\u5e02\u573a\u4e2d\u641c\u7d22Flutter\u63d2\u4ef6\uff0c\u5e76\u8fdb\u884c\u5b89\u88c5\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u4f7f\u7528VS Code\uff0c\u9700\u8981\u5b89\u88c5Flutter\u548cDart\u63d2\u4ef6\u3002\u53ef\u4ee5\u5728VS Code\u7684\u6269\u5c55\u5e02\u573a\u4e2d\u641c\u7d22Flutter\u548cDart\u63d2\u4ef6\uff0c\u5e76\u8fdb\u884c\u5b89\u88c5\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u68c0\u67e5Flutter\u662f\u5426\u5b89\u88c5\u6210\u529f<\/li>\n<\/ol>\n\n\n\n<p>\u6700\u540e\uff0c\u53ef\u4ee5\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u68c0\u67e5Flutter\u662f\u5426\u5b89\u88c5\u6210\u529f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">rubyCopy code<code>$ flutter doctor\n<\/code><\/pre>\n\n\n\n<p>\u8be5\u547d\u4ee4\u4f1a\u68c0\u67e5Flutter\u7684\u73af\u5883\uff0c\u5e76\u8f93\u51fa\u4efb\u4f55\u95ee\u9898\u548c\u5efa\u8bae\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u5c31\u662f\u5b89\u88c5Flutter\u548c\u76f8\u5173\u5de5\u5177\u7684\u6b65\u9aa4\uff0c\u6309\u7167\u8fd9\u4e9b\u6b65\u9aa4\u64cd\u4f5c\uff0c\u5c31\u53ef\u4ee5\u987a\u5229\u5730\u5f00\u59cb\u4f7f\u7528Flutter\u8fdb\u884c\u5f00\u53d1\u4e86\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u914d\u7f6eAndroid Studio\u548cVS Code<\/p>\n\n\n\n<p>\u914d\u7f6eAndroid Studio\u548cVS Code\u662f\u4f7f\u7528Flutter\u8fdb\u884c\u5f00\u53d1\u7684\u91cd\u8981\u6b65\u9aa4\uff0c\u4e0b\u9762\u5206\u522b\u8be6\u7ec6\u4ecb\u7ecd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u914d\u7f6eAndroid Studio<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b89\u88c5Android Studio<\/li>\n<\/ol>\n\n\n\n<p>\u9996\u5148\u9700\u8981\u5b89\u88c5Android Studio\uff0c\u53ef\u4ee5\u4eceAndroid\u5b98\u7f51\uff08<a href=\"https:\/\/developer.android.com\/studio%EF%BC%89%E4%B8%8B%E8%BD%BD%E5%AE%89%E8%A3%85%E5%8C%85%EF%BC%8C%E5%B9%B6%E6%8C%89%E7%85%A7%E5%AE%89%E8%A3%85%E5%90%91%E5%AF%BC%E8%BF%9B%E8%A1%8C%E5%AE%89%E8%A3%85%E3%80%82\">https:\/\/developer.android.com\/studio\uff09\u4e0b\u8f7d\u5b89\u88c5\u5305\uff0c\u5e76\u6309\u7167\u5b89\u88c5\u5411\u5bfc\u8fdb\u884c\u5b89\u88c5\u3002<\/a><\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5b89\u88c5Flutter\u63d2\u4ef6<\/li>\n<\/ol>\n\n\n\n<p>\u5b89\u88c5\u597dAndroid Studio\u540e\uff0c\u9700\u8981\u5b89\u88c5Flutter\u63d2\u4ef6\u3002\u5728Android Studio\u7684\u6b22\u8fce\u754c\u9762\u6216\u4e3b\u754c\u9762\u4e2d\uff0c\u70b9\u51fb&#8221;Configure&#8221;\u6309\u94ae\uff0c\u9009\u62e9&#8221;Plugins&#8221;\u9009\u9879\uff0c\u641c\u7d22&#8221;Flutter&#8221;\u5e76\u8fdb\u884c\u5b89\u88c5\u3002\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u9700\u8981\u91cd\u542fAndroid Studio\u624d\u80fd\u751f\u6548\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u521b\u5efaFlutter\u9879\u76ee<\/li>\n<\/ol>\n\n\n\n<p>\u5b89\u88c5\u597dFlutter\u63d2\u4ef6\u540e\uff0c\u5c31\u53ef\u4ee5\u521b\u5efaFlutter\u9879\u76ee\u4e86\u3002\u5728Android Studio\u7684\u4e3b\u754c\u9762\u4e2d\uff0c\u70b9\u51fb&#8221;Start a new Flutter project&#8221;\u6309\u94ae\uff0c\u9009\u62e9Flutter\u9879\u76ee\u7684\u7c7b\u578b\u548c\u540d\u79f0\uff0c\u5e76\u9009\u62e9\u5408\u9002\u7684\u5b58\u50a8\u4f4d\u7f6e\uff0c\u7136\u540e\u70b9\u51fb&#8221;Finish&#8221;\u6309\u94ae\u5373\u53ef\u521b\u5efaFlutter\u9879\u76ee\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u8fd0\u884cFlutter\u5e94\u7528<\/li>\n<\/ol>\n\n\n\n<p>\u521b\u5efaFlutter\u9879\u76ee\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7Android Studio\u7684\u5de5\u5177\u680f\u6216\u83dc\u5355\u680f\u8fd0\u884cFlutter\u5e94\u7528\u3002\u5728\u5de5\u5177\u680f\u6216\u83dc\u5355\u680f\u4e2d\u9009\u62e9&#8221;Run&#8221;\u6216&#8221;Debug&#8221;\u6309\u94ae\uff0c\u5e76\u9009\u62e9\u8981\u8fd0\u884c\u7684\u8bbe\u5907\u6216\u6a21\u62df\u5668\uff0c\u5373\u53ef\u8fd0\u884cFlutter\u5e94\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u914d\u7f6eVS Code<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b89\u88c5VS Code<\/li>\n<\/ol>\n\n\n\n<p>\u9996\u5148\u9700\u8981\u5b89\u88c5VS Code\uff0c\u53ef\u4ee5\u4eceVS Code\u5b98\u7f51\uff08<a href=\"https:\/\/code.visualstudio.com\/%EF%BC%89%E4%B8%8B%E8%BD%BD%E5%AE%89%E8%A3%85%E5%8C%85%EF%BC%8C%E5%B9%B6%E6%8C%89%E7%85%A7%E5%AE%89%E8%A3%85%E5%90%91%E5%AF%BC%E8%BF%9B%E8%A1%8C%E5%AE%89%E8%A3%85%E3%80%82\">https:\/\/code.visualstudio.com\/\uff09\u4e0b\u8f7d\u5b89\u88c5\u5305\uff0c\u5e76\u6309\u7167\u5b89\u88c5\u5411\u5bfc\u8fdb\u884c\u5b89\u88c5\u3002<\/a><\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5b89\u88c5Flutter\u548cDart\u63d2\u4ef6<\/li>\n<\/ol>\n\n\n\n<p>\u5b89\u88c5\u597dVS Code\u540e\uff0c\u9700\u8981\u5b89\u88c5Flutter\u548cDart\u63d2\u4ef6\u3002\u5728VS Code\u7684\u6269\u5c55\u5e02\u573a\u4e2d\u641c\u7d22&#8221;Flutter&#8221;\u548c&#8221;Dart&#8221;\u63d2\u4ef6\uff0c\u5e76\u8fdb\u884c\u5b89\u88c5\u3002\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u9700\u8981\u91cd\u542fVS Code\u624d\u80fd\u751f\u6548\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u521b\u5efaFlutter\u9879\u76ee<\/li>\n<\/ol>\n\n\n\n<p>\u5b89\u88c5\u597dFlutter\u548cDart\u63d2\u4ef6\u540e\uff0c\u5c31\u53ef\u4ee5\u521b\u5efaFlutter\u9879\u76ee\u4e86\u3002\u5728VS Code\u7684\u4fa7\u8fb9\u680f\u4e2d\uff0c\u70b9\u51fb&#8221;Explorer&#8221;\u6309\u94ae\uff0c\u9009\u62e9\u8981\u5b58\u50a8Flutter\u9879\u76ee\u7684\u76ee\u5f55\uff0c\u5e76\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efaFlutter\u9879\u76ee\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">luaCopy code<code>$ flutter create &lt;project_name&gt;\n<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0c&lt;project_name&gt;\u4e3aFlutter\u9879\u76ee\u7684\u540d\u79f0\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u8fd0\u884cFlutter\u5e94\u7528<\/li>\n<\/ol>\n\n\n\n<p>\u521b\u5efaFlutter\u9879\u76ee\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7VS Code\u7684\u7ec8\u7aef\u8fd0\u884cFlutter\u5e94\u7528\u3002\u5728\u7ec8\u7aef\u4e2d\u8fdb\u5165Flutter\u9879\u76ee\u7684\u76ee\u5f55\uff0c\u5e76\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u8fd0\u884cFlutter\u5e94\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>$ flutter run\n<\/code><\/pre>\n\n\n\n<p>\u8be5\u547d\u4ee4\u4f1a\u542f\u52a8Flutter\u5e94\u7528\uff0c\u5e76\u5728\u7ec8\u7aef\u4e2d\u8f93\u51fa\u5e94\u7528\u7684\u65e5\u5fd7\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u5c31\u662f\u914d\u7f6eAndroid Studio\u548cVS Code\u7684\u6b65\u9aa4\uff0c\u6309\u7167\u8fd9\u4e9b\u6b65\u9aa4\u64cd\u4f5c\uff0c\u5c31\u53ef\u4ee5\u5f00\u59cb\u4f7f\u7528Android Studio\u6216VS Code\u8fdb\u884cFlutter\u5f00\u53d1\u4e86\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caDart\u8bed\u8a00\u57fa\u7840<\/p>\n\n\n\n<p>Dart\u662fFlutter\u7684\u5b98\u65b9\u7f16\u7a0b\u8bed\u8a00\uff0c\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u3001\u9759\u6001\u7c7b\u578b\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u4e0b\u9762\u8be6\u7ec6\u4ecb\u7ecdDart\u8bed\u8a00\u7684\u57fa\u7840\u77e5\u8bc6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u53d8\u91cf\u548c\u6570\u636e\u7c7b\u578b<\/h2>\n\n\n\n<p>\u5728Dart\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528var\u3001dynamic\u6216\u5177\u4f53\u7684\u6570\u636e\u7c7b\u578b\u6765\u58f0\u660e\u53d8\u91cf\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">csharpCopy code<code>var name = 'John';\ndynamic age = 30;\nint height = 180;\ndouble weight = 70.5;\nbool isMarried = false;\n<\/code><\/pre>\n\n\n\n<p>Dart\u652f\u6301\u7684\u6570\u636e\u7c7b\u578b\u5305\u62ec\uff1a\u6570\u503c\u7c7b\u578b\uff08int\u3001double\uff09\u3001\u5e03\u5c14\u7c7b\u578b\uff08bool\uff09\u3001\u5b57\u7b26\u4e32\u7c7b\u578b\uff08String\uff09\u548c\u5217\u8868\u7c7b\u578b\uff08List\uff09\u3002\u540c\u65f6\uff0cDart\u8fd8\u652f\u6301Map\u3001Set\u3001Runes\u548cSymbols\u7b49\u5176\u4ed6\u6570\u636e\u7c7b\u578b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u8fd0\u7b97\u7b26<\/h2>\n\n\n\n<p>Dart\u652f\u6301\u7684\u8fd0\u7b97\u7b26\u5305\u62ec\u7b97\u672f\u8fd0\u7b97\u7b26\uff08+\u3001-\u3001*\u3001\/\u3001%\uff09\u3001\u5173\u7cfb\u8fd0\u7b97\u7b26\uff08==\u3001!=\u3001&lt;\u3001&gt;\u3001&lt;=\u3001&gt;=\uff09\u3001\u903b\u8f91\u8fd0\u7b97\u7b26\uff08&amp;&amp;\u3001||\u3001!\uff09\u7b49\u5e38\u89c1\u8fd0\u7b97\u7b26\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6d41\u7a0b\u63a7\u5236\u8bed\u53e5<\/h2>\n\n\n\n<p>Dart\u652f\u6301\u5e38\u89c1\u7684\u6d41\u7a0b\u63a7\u5236\u8bed\u53e5\uff0c\u5305\u62ecif\u8bed\u53e5\u3001for\u5faa\u73af\u3001while\u5faa\u73af\u548cswitch\u8bed\u53e5\u7b49\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">phpCopy code<code>if (score &gt;= 90) {\n  print('\u4f18\u79c0');\n} else if (score &gt;= 80) {\n  print('\u826f\u597d');\n} else if (score &gt;= 70) {\n  print('\u4e2d\u7b49');\n} else {\n  print('\u4e0d\u53ca\u683c');\n}\n\nfor (int i = 0; i &lt; 10; i++) {\n  print(i);\n}\n\nwhile (count &lt; 5) {\n  print(count);\n  count++;\n}\n\nswitch (value) {\n  case 'A':\n    print('\u4f18\u79c0');\n    break;\n  case 'B':\n    print('\u826f\u597d');\n    break;\n  case 'C':\n    print('\u4e2d\u7b49');\n    break;\n  default:\n    print('\u4e0d\u53ca\u683c');\n    break;\n}\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u51fd\u6570<\/h2>\n\n\n\n<p>Dart\u4e2d\u7684\u51fd\u6570\u53ef\u4ee5\u4f7f\u7528Function\u3001void\u6216\u5177\u4f53\u7684\u8fd4\u56de\u503c\u7c7b\u578b\u6765\u58f0\u660e\uff0c\u53ef\u4ee5\u5305\u542b\u53c2\u6570\u548c\u51fd\u6570\u4f53\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>void printMessage(String message) {\n  print(message);\n}\n\nint add(int a, int b) {\n  return a + b;\n}\n\ndouble divide(double a, double b) =&gt; a \/ b;\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u7c7b\u548c\u5bf9\u8c61<\/h2>\n\n\n\n<p>Dart\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u652f\u6301\u7c7b\u548c\u5bf9\u8c61\u7684\u6982\u5ff5\u3002\u53ef\u4ee5\u4f7f\u7528class\u5173\u952e\u5b57\u6765\u58f0\u660e\u7c7b\uff0c\u5e76\u5728\u7c7b\u4e2d\u5b9a\u4e49\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>class Person {\n  String name;\n  int age;\n\n  Person(this.name, this.age);\n\n  void sayHello() {\n    print('Hello, my name is $name, I am $age years old.');\n  }\n}\n\nPerson p = Person('John', 30);\np.sayHello();\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u5f02\u5e38\u5904\u7406<\/h2>\n\n\n\n<p>Dart\u652f\u6301\u5f02\u5e38\u5904\u7406\u673a\u5236\uff0c\u53ef\u4ee5\u4f7f\u7528try-catch\u8bed\u53e5\u6765\u6355\u83b7\u5f02\u5e38\uff0c\u5e76\u4f7f\u7528throw\u8bed\u53e5\u6765\u629b\u51fa\u5f02\u5e38\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">csharpCopy code<code>try {\n  \/\/ \u4ee3\u7801\u5757\n} catch (e) {\n  \/\/ \u5f02\u5e38\u5904\u7406\u4ee3\u7801\n} finally {\n  \/\/ finally\u4ee3\u7801\u5757\n}\n<\/code><\/pre>\n\n\n\n<p>\u4ee5\u4e0a\u5c31\u662fDart\u8bed\u8a00\u7684\u57fa\u7840\u77e5\u8bc6\uff0c\u4e86\u89e3\u8fd9\u4e9b\u57fa\u7840\u77e5\u8bc6\u5bf9\u4e8e\u5b66\u4e60Flutter<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caFlutter\u7684\u7ec4\u4ef6\u548c\u5e03\u5c40<\/p>\n\n\n\n<p>Flutter\u662f\u4e00\u4e2a\u57fa\u4e8e\u7ec4\u4ef6\u7684UI\u6846\u67b6\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u7ec4\u4ef6\u548c\u5e03\u5c40\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u6784\u5efa\u7f8e\u89c2\u7684\u754c\u9762\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecdFlutter\u7684\u7ec4\u4ef6\u548c\u5e03\u5c40\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7ec4\u4ef6<\/h2>\n\n\n\n<p>Flutter\u4e2d\u7684\u7ec4\u4ef6\u53ef\u4ee5\u5206\u4e3a\u4e24\u7c7b\uff1aMaterial Design\u98ce\u683c\u7684\u7ec4\u4ef6\u548cCupertino\u98ce\u683c\u7684\u7ec4\u4ef6\u3002Material Design\u662fGoogle\u63a8\u51fa\u7684\u4e00\u79cd\u8bbe\u8ba1\u98ce\u683c\uff0c\u4ee5\u5e73\u9762\u3001\u7b80\u6d01\u3001\u8272\u5f69\u4e30\u5bcc\u4e3a\u7279\u70b9\uff1bCupertino\u98ce\u683c\u5219\u662fApple\u63a8\u51fa\u7684\u4e00\u79cd\u8bbe\u8ba1\u98ce\u683c\uff0c\u4ee5\u6241\u5e73\u5316\u3001\u7b80\u7ea6\u3001\u5c11\u5f69\u4e3a\u7279\u70b9\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Material Design\u98ce\u683c\u7684\u7ec4\u4ef6<\/h3>\n\n\n\n<p>\u5728Flutter\u4e2d\uff0c\u4f7f\u7528Material Design\u98ce\u683c\u7684\u7ec4\u4ef6\u53ef\u4ee5\u5feb\u901f\u6784\u5efa\u51fa\u73b0\u4ee3\u5316\u7684\u5e94\u7528\u7a0b\u5e8f\u3002Material Design\u98ce\u683c\u7684\u7ec4\u4ef6\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Text\uff1a\u6587\u672c\u7ec4\u4ef6\uff0c\u7528\u4e8e\u663e\u793a\u6587\u672c\u5185\u5bb9\u3002<\/li>\n\n\n\n<li>RaisedButton\uff1aRaisedButton\u7ec4\u4ef6\uff0c\u7528\u4e8e\u521b\u5efa\u51f8\u8d77\u7684\u6309\u94ae\u3002<\/li>\n\n\n\n<li>FlatButton\uff1aFlatButton\u7ec4\u4ef6\uff0c\u7528\u4e8e\u521b\u5efa\u6241\u5e73\u7684\u6309\u94ae\u3002<\/li>\n\n\n\n<li>IconButton\uff1aIconButton\u7ec4\u4ef6\uff0c\u7528\u4e8e\u521b\u5efa\u5e26\u56fe\u6807\u7684\u6309\u94ae\u3002<\/li>\n\n\n\n<li>TextField\uff1aTextField\u7ec4\u4ef6\uff0c\u7528\u4e8e\u8f93\u5165\u6587\u672c\u5185\u5bb9\u3002<\/li>\n\n\n\n<li>Checkbox\uff1aCheckbox\u7ec4\u4ef6\uff0c\u7528\u4e8e\u9009\u62e9\u4e00\u4e2a\u6216\u591a\u4e2a\u9009\u9879\u3002<\/li>\n\n\n\n<li>Radio\uff1aRadio\u7ec4\u4ef6\uff0c\u7528\u4e8e\u4ece\u591a\u4e2a\u9009\u9879\u4e2d\u9009\u62e9\u4e00\u4e2a\u9009\u9879\u3002<\/li>\n\n\n\n<li>Switch\uff1aSwitch\u7ec4\u4ef6\uff0c\u7528\u4e8e\u5207\u6362\u5f00\u5173\u72b6\u6001\u3002<\/li>\n\n\n\n<li>Slider\uff1aSlider\u7ec4\u4ef6\uff0c\u7528\u4e8e\u9009\u62e9\u4e00\u4e2a\u8303\u56f4\u5185\u7684\u503c\u3002<\/li>\n\n\n\n<li>AppBar\uff1aAppBar\u7ec4\u4ef6\uff0c\u7528\u4e8e\u521b\u5efa\u5e94\u7528\u7a0b\u5e8f\u7684\u9876\u90e8\u680f\u3002<\/li>\n\n\n\n<li>BottomNavigationBar\uff1aBottomNavigationBar\u7ec4\u4ef6\uff0c\u7528\u4e8e\u521b\u5efa\u5e95\u90e8\u5bfc\u822a\u680f\u3002<\/li>\n\n\n\n<li>Drawer\uff1aDrawer\u7ec4\u4ef6\uff0c\u7528\u4e8e\u521b\u5efa\u62bd\u5c49\u5f0f\u5bfc\u822a\u83dc\u5355\u3002<\/li>\n\n\n\n<li>Snackbar\uff1aSnackbar\u7ec4\u4ef6\uff0c\u7528\u4e8e\u5728\u5c4f\u5e55\u5e95\u90e8\u663e\u793a\u901a\u77e5\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Cupertino\u98ce\u683c\u7684\u7ec4\u4ef6<\/h3>\n\n\n\n<p>\u5728Flutter\u4e2d\uff0c\u4f7f\u7528Cupertino\u98ce\u683c\u7684\u7ec4\u4ef6\u53ef\u4ee5\u5feb\u901f\u6784\u5efaiOS\u98ce\u683c\u7684\u5e94\u7528\u7a0b\u5e8f\u3002Cupertino\u98ce\u683c\u7684\u7ec4\u4ef6\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CupertinoButton\uff1aCupertino\u98ce\u683c\u7684\u6309\u94ae\u7ec4\u4ef6\u3002<\/li>\n\n\n\n<li>CupertinoTextField\uff1aCupertino\u98ce\u683c\u7684\u6587\u672c\u8f93\u5165\u6846\u7ec4\u4ef6\u3002<\/li>\n\n\n\n<li>CupertinoSwitch\uff1aCupertino\u98ce\u683c\u7684\u5f00\u5173\u7ec4\u4ef6\u3002<\/li>\n\n\n\n<li>CupertinoSlider\uff1aCupertino\u98ce\u683c\u7684\u6ed1\u52a8\u6761\u7ec4\u4ef6\u3002<\/li>\n\n\n\n<li>CupertinoAlertDialog\uff1aCupertino\u98ce\u683c\u7684\u8b66\u544a\u6846\u7ec4\u4ef6\u3002<\/li>\n\n\n\n<li>CupertinoNavigationBar\uff1aCupertino\u98ce\u683c\u7684\u5bfc\u822a\u680f\u7ec4\u4ef6\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u5e03\u5c40<\/h2>\n\n\n\n<p>Flutter\u4e2d\u7684\u5e03\u5c40\u53ef\u4ee5\u5206\u4e3a\u4e24\u7c7b\uff1a\u7ebf\u6027\u5e03\u5c40\u548c\u5f39\u6027\u5e03\u5c40\u3002\u7ebf\u6027\u5e03\u5c40\u662f\u5c06\u7ec4\u4ef6\u6309\u7167\u6c34\u5e73\u6216\u5782\u76f4\u65b9\u5411\u6392\u5217\uff1b\u5f39\u6027\u5e03\u5c40\u5219\u662f\u5c06\u7ec4\u4ef6\u6309\u7167\u4e00\u5b9a\u7684\u89c4\u5219\u8fdb\u884c\u6392\u5217\uff0c\u53ef\u4ee5\u81ea\u9002\u5e94\u5c4f\u5e55\u5927\u5c0f\u548c\u7ec4\u4ef6\u5927\u5c0f\u7684\u53d8\u5316\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7ebf\u6027\u5e03\u5c40<\/h3>\n\n\n\n<p>\u5728Flutter\u4e2d\uff0c\u4f7f\u7528Row\u548cColumn\u7ec4\u4ef6\u53ef\u4ee5\u521b\u5efa\u6c34\u5e73\u548c\u5782\u76f4\u65b9\u5411\u7684\u7ebf\u6027\u5e03\u5c40\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scssCopy code<code>Row(\n  children: &lt;Widget&gt;[\n    Icon(Icons.star),\n    Icon(Icons.star),\n    Icon(Icons.star),\n    Icon(Icons.star),\n    Icon(Icons.star),\n  ],\n<\/code><\/pre>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caFlutter\u7684\u5176\u4ed6\u5e03\u5c40<\/p>\n\n\n\n<p>\u9664\u4e86\u7ebf\u6027\u5e03\u5c40\u5916\uff0cFlutter\u8fd8\u63d0\u4f9b\u4e86\u5176\u4ed6\u5e38\u7528\u7684\u5e03\u5c40\u65b9\u5f0f\uff0c\u5305\u62ec\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5c42\u53e0\u5e03\u5c40\uff08Stack\uff09<\/h3>\n\n\n\n<p>\u5c42\u53e0\u5e03\u5c40\u5c06\u5b50\u7ec4\u4ef6\u6309\u7167\u5c42\u53e0\u7684\u65b9\u5f0f\u8fdb\u884c\u5e03\u5c40\uff0c\u7c7b\u4f3c\u4e8eWeb\u4e2d\u7684z-index\u3002\u5728Flutter\u4e2d\uff0c\u4f7f\u7528Stack\u7ec4\u4ef6\u53ef\u4ee5\u521b\u5efa\u5c42\u53e0\u5e03\u5c40\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>Stack(\n  children: &lt;Widget&gt;[\n    Positioned(\n      left: 10.0,\n      top: 10.0,\n      child: Text('Hello, world!'),\n    ),\n    Positioned(\n      right: 10.0,\n      top: 10.0,\n      child: Text('Flutter'),\n    ),\n  ],\n)\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u6d41\u5f0f\u5e03\u5c40\uff08Wrap\uff09<\/h3>\n\n\n\n<p>\u6d41\u5f0f\u5e03\u5c40\u53ef\u4ee5\u81ea\u52a8\u6362\u884c\uff0c\u6839\u636e\u53ef\u7528\u7a7a\u95f4\u81ea\u52a8\u8c03\u6574\u5b50\u7ec4\u4ef6\u7684\u4f4d\u7f6e\u548c\u5927\u5c0f\u3002\u5728Flutter\u4e2d\uff0c\u4f7f\u7528Wrap\u7ec4\u4ef6\u53ef\u4ee5\u521b\u5efa\u6d41\u5f0f\u5e03\u5c40\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>Wrap(\n  children: &lt;Widget&gt;[\n    Chip(\n      label: Text('Apple'),\n      avatar: Icon(Icons.favorite),\n    ),\n    Chip(\n      label: Text('Banana'),\n      avatar: Icon(Icons.favorite),\n    ),\n    Chip(\n      label: Text('Cherry'),\n      avatar: Icon(Icons.favorite),\n    ),\n    Chip(\n      label: Text('Durian'),\n      avatar: Icon(Icons.favorite),\n    ),\n    Chip(\n      label: Text('Elderberry'),\n      avatar: Icon(Icons.favorite),\n    ),\n  ],\n)\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u7f51\u683c\u5e03\u5c40\uff08GridView\uff09<\/h3>\n\n\n\n<p>\u7f51\u683c\u5e03\u5c40\u53ef\u4ee5\u5c06\u5b50\u7ec4\u4ef6\u6309\u7167\u7f51\u683c\u65b9\u5f0f\u8fdb\u884c\u5e03\u5c40\uff0c\u652f\u6301\u81ea\u52a8\u8c03\u6574\u5b50\u7ec4\u4ef6\u7684\u5927\u5c0f\u3002\u5728Flutter\u4e2d\uff0c\u4f7f\u7528GridView\u7ec4\u4ef6\u53ef\u4ee5\u521b\u5efa\u7f51\u683c\u5e03\u5c40\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>GridView.count(\n  crossAxisCount: 2,\n  children: List.generate(10, (index) {\n    return Center(\n      child: Text(\n        'Item $index',\n        style: Theme.of(context).textTheme.headline5,\n      ),\n    );\n  }),\n)\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5217\u8868\u5e03\u5c40\uff08ListView\uff09<\/h3>\n\n\n\n<p>\u5217\u8868\u5e03\u5c40\u53ef\u4ee5\u5c06\u5b50\u7ec4\u4ef6\u6309\u7167\u5217\u8868\u65b9\u5f0f\u8fdb\u884c\u5e03\u5c40\uff0c\u652f\u6301\u6eda\u52a8\u3002\u5728Flutter\u4e2d\uff0c\u4f7f\u7528ListView\u7ec4\u4ef6\u53ef\u4ee5\u521b\u5efa\u5217\u8868\u5e03\u5c40\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">phpCopy code<code>ListView.builder(\n  itemCount: items.length,\n  itemBuilder: (BuildContext context, int index) {\n    return ListTile(\n      title: Text('${items[index]}'),\n    );\n  },\n)\n<\/code><\/pre>\n\n\n\n<p>\u4ee5\u4e0a\u662fFlutter\u5e38\u7528\u7684\u51e0\u79cd\u5e03\u5c40\u65b9\u5f0f\uff0c\u6839\u636e\u5177\u4f53\u573a\u666f\u548c\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u5e03\u5c40\u65b9\u5f0f\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u5feb\u901f\u5730\u6784\u5efa\u51fa\u7f8e\u89c2\u7684\u754c\u9762\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caFlutter\u7684\u751f\u547d\u5468\u671f<\/p>\n\n\n\n<p>\u5728Flutter\u4e2d\uff0c\u6bcf\u4e2aWidget\u90fd\u6709\u81ea\u5df1\u7684\u751f\u547d\u5468\u671f\uff0c\u5305\u62ec\u521b\u5efa\u3001\u66f4\u65b0\u548c\u9500\u6bc1\u7b49\u9636\u6bb5\u3002\u4e86\u89e3\u8fd9\u4e9b\u751f\u547d\u5468\u671f\u65b9\u6cd5\u7684\u4f5c\u7528\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u597d\u5730\u63a7\u5236Widget\u7684\u72b6\u6001\u548c\u884c\u4e3a\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u662fFlutter\u4e2d\u5e38\u89c1\u7684\u751f\u547d\u5468\u671f\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. createState()<\/h3>\n\n\n\n<p>\u8be5\u65b9\u6cd5\u5728\u521b\u5efaStatefulWidget\u65f6\u8c03\u7528\uff0c\u8fd4\u56de\u4e00\u4e2aState\u5bf9\u8c61\u3002\u4e00\u822c\u5728\u8be5\u65b9\u6cd5\u4e2d\u521d\u59cb\u5316\u4e00\u4e9b\u6570\u636e\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javaCopy code<code>class MyWidget extends StatefulWidget {\n  @override\n  _MyWidgetState createState() =&gt; _MyWidgetState();\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. initState()<\/h3>\n\n\n\n<p>\u8be5\u65b9\u6cd5\u5728State\u5bf9\u8c61\u88ab\u63d2\u5165\u5230\u6811\u4e2d\u65f6\u8c03\u7528\uff0c\u4e00\u822c\u5728\u8be5\u65b9\u6cd5\u4e2d\u8fdb\u884c\u4e00\u4e9b\u521d\u59cb\u5316\u64cd\u4f5c\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javaCopy code<code>class _MyWidgetState extends State&lt;MyWidget&gt; {\n  @override\n  void initState() {\n    super.initState();\n    \/\/ \u521d\u59cb\u5316\u64cd\u4f5c\n  }\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. didChangeDependencies()<\/h3>\n\n\n\n<p>\u8be5\u65b9\u6cd5\u5728State\u5bf9\u8c61\u4f9d\u8d56\u7684\u5bf9\u8c61\u53d1\u751f\u53d8\u5316\u65f6\u8c03\u7528\uff0c\u4f8b\u5982\u5728\u8be5\u65b9\u6cd5\u4e2d\u83b7\u53d6\u7236Widget\u4f20\u9012\u8fc7\u6765\u7684\u6570\u636e\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javaCopy code<code>class _MyWidgetState extends State&lt;MyWidget&gt; {\n  @override\n  void didChangeDependencies() {\n    super.didChangeDependencies();\n    \/\/ \u83b7\u53d6\u7236Widget\u4f20\u9012\u8fc7\u6765\u7684\u6570\u636e\n  }\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">4. build()<\/h3>\n\n\n\n<p>\u8be5\u65b9\u6cd5\u5728\u9700\u8981\u6784\u5efaWidget\u65f6\u8c03\u7528\uff0c\u9700\u8981\u8fd4\u56de\u4e00\u4e2aWidget\u5bf9\u8c61\u3002\u5728\u8be5\u65b9\u6cd5\u4e2d\u4e00\u822c\u6784\u5efaWidget\u7684\u7ed3\u6784\u548c\u5e03\u5c40\u7b49\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javaCopy code<code>class _MyWidgetState extends State&lt;MyWidget&gt; {\n  @override\n  Widget build(BuildContext context) {\n    return Container(\n      child: Text('Hello, World!'),\n    );\n  }\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">5. didUpdateWidget()<\/h3>\n\n\n\n<p>\u8be5\u65b9\u6cd5\u5728Widget\u72b6\u6001\u53d1\u751f\u53d8\u5316\u65f6\u8c03\u7528\uff0c\u4f8b\u5982\u5728\u8be5\u65b9\u6cd5\u4e2d\u66f4\u65b0\u4e00\u4e9b\u6570\u636e\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javaCopy code<code>class _MyWidgetState extends State&lt;MyWidget&gt; {\n  @override\n  void didUpdateWidget(MyWidget oldWidget) {\n    super.didUpdateWidget(oldWidget);\n    \/\/ \u66f4\u65b0\u6570\u636e\n  }\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">6. deactivate()<\/h3>\n\n\n\n<p>\u8be5\u65b9\u6cd5\u5728State\u5bf9\u8c61\u88ab\u79fb\u9664\u65f6\u8c03\u7528\uff0c\u4e00\u822c\u5728\u8be5\u65b9\u6cd5\u4e2d\u8fdb\u884c\u4e00\u4e9b\u6e05\u7406\u5de5\u4f5c\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javaCopy code<code>class _MyWidgetState extends State&lt;MyWidget&gt; {\n  @override\n  void deactivate() {\n    super.deactivate();\n    \/\/ \u6e05\u7406\u5de5\u4f5c\n  }\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">7. dispose()<\/h3>\n\n\n\n<p>\u8be5\u65b9\u6cd5\u5728State\u5bf9\u8c61\u88ab\u6c38\u4e45\u6027\u7684\u79fb\u9664\u65f6\u8c03\u7528\uff0c\u4e00\u822c\u5728\u8be5\u65b9\u6cd5\u4e2d\u8fdb\u884c\u4e00\u4e9b\u8d44\u6e90\u91ca\u653e\u64cd\u4f5c\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javaCopy code<code>class _MyWidgetState extends State&lt;MyWidget&gt; {\n  @override\n  void dispose() {\n    super.dispose();\n    \/\/ \u8d44\u6e90\u91ca\u653e\u64cd\u4f5c\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u4ee5\u4e0a\u662fFlutter\u4e2d\u5e38\u89c1\u7684\u751f\u547d\u5468\u671f\u65b9\u6cd5\uff0c\u6839\u636e\u5177\u4f53\u9700\u6c42\u5b9e\u73b0\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u63a7\u5236Widget\u7684\u72b6\u6001\u548c\u884c\u4e3a\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u5982\u4f55\u521b\u5efaFlutter\u7684\u57fa\u672cUI\u7ec4\u4ef6<\/p>\n\n\n\n<p>\u5728Flutter\u4e2d\uff0cUI\u7ec4\u4ef6\u662f\u901a\u8fc7Widget\u6765\u5b9e\u73b0\u7684\u3002Flutter\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u57fa\u672cUI\u7ec4\u4ef6\uff0c\u5305\u62ec\u6587\u672c\u3001\u56fe\u50cf\u3001\u6309\u94ae\u3001\u8f93\u5165\u6846\u7b49\u3002\u4e0b\u9762\u5c06\u4ecb\u7ecd\u5982\u4f55\u521b\u5efaFlutter\u4e2d\u5e38\u89c1\u7684\u51e0\u4e2a\u57fa\u672cUI\u7ec4\u4ef6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u6587\u672c\u7ec4\u4ef6<\/h3>\n\n\n\n<p>\u6587\u672c\u7ec4\u4ef6\u7528\u4e8e\u663e\u793a\u6587\u672c\u5185\u5bb9\uff0c\u53ef\u4ee5\u901a\u8fc7TextStyle\u6765\u8bbe\u7f6e\u6587\u672c\u7684\u6837\u5f0f\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>Text(\n  'Hello, World!',\n  style: TextStyle(\n    fontSize: 20,\n    fontWeight: FontWeight.bold,\n    color: Colors.black,\n  ),\n)\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u56fe\u50cf\u7ec4\u4ef6<\/h3>\n\n\n\n<p>\u56fe\u50cf\u7ec4\u4ef6\u7528\u4e8e\u663e\u793a\u56fe\u7247\uff0c\u53ef\u4ee5\u901a\u8fc7Image.network\u6216Image.asset\u6765\u52a0\u8f7d\u7f51\u7edc\u56fe\u7247\u6216\u672c\u5730\u56fe\u7247\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">rustCopy code<code>Image.network(\n  'https:\/\/picsum.photos\/250?image=9',\n)\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>Image.asset(\n  'assets\/images\/flutter_logo.png',\n)\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u6309\u94ae\u7ec4\u4ef6<\/h3>\n\n\n\n<p>\u6309\u94ae\u7ec4\u4ef6\u7528\u4e8e\u89e6\u53d1\u4e8b\u4ef6\uff0c\u53ef\u4ee5\u901a\u8fc7RaisedButton\u3001FlatButton\u6216IconButton\u6765\u521b\u5efa\u4e0d\u540c\u6837\u5f0f\u7684\u6309\u94ae\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>RaisedButton(\n  onPressed: () {\n    \/\/ \u70b9\u51fb\u4e8b\u4ef6\n  },\n  child: Text('Click me'),\n)\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>FlatButton(\n  onPressed: () {\n    \/\/ \u70b9\u51fb\u4e8b\u4ef6\n  },\n  child: Text('Click me'),\n)\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>IconButton(\n  onPressed: () {\n    \/\/ \u70b9\u51fb\u4e8b\u4ef6\n  },\n  icon: Icon(Icons.star),\n)\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u8f93\u5165\u6846\u7ec4\u4ef6<\/h3>\n\n\n\n<p>\u8f93\u5165\u6846\u7ec4\u4ef6\u7528\u4e8e\u7528\u6237\u8f93\u5165\u6587\u672c\u5185\u5bb9\uff0c\u53ef\u4ee5\u901a\u8fc7TextField\u6765\u521b\u5efa\u6587\u672c\u8f93\u5165\u6846\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>TextField(\n  onChanged: (value) {\n    \/\/ \u8f93\u5165\u6846\u5185\u5bb9\u53d1\u751f\u53d8\u5316\u65f6\u89e6\u53d1\u7684\u56de\u8c03\u51fd\u6570\n  },\n  decoration: InputDecoration(\n    hintText: '\u8bf7\u8f93\u5165\u5185\u5bb9',\n  ),\n)\n<\/code><\/pre>\n\n\n\n<p>\u4ee5\u4e0a\u662fFlutter\u4e2d\u5e38\u89c1\u7684\u51e0\u4e2a\u57fa\u672cUI\u7ec4\u4ef6\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u7ec4\u4ef6\u6765\u5b9e\u73b0UI\u8bbe\u8ba1\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caFlutter\u7684\u72b6\u6001\u7ba1\u7406<\/p>\n\n\n\n<p>\u5728Flutter\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u72b6\u6001\u662f\u6307\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u53d1\u751f\u53d8\u5316\u7684\u6570\u636e\u6216\u53d8\u91cf\u3002\u4f8b\u5982\uff0c\u7528\u6237\u8f93\u5165\u7684\u6587\u672c\u3001\u7f51\u7edc\u8bf7\u6c42\u8fd4\u56de\u7684\u6570\u636e\u3001\u5c4f\u5e55\u5c3a\u5bf8\u7b49\u90fd\u662f\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u72b6\u6001\u3002Flutter\u63d0\u4f9b\u4e86\u591a\u79cd\u72b6\u6001\u7ba1\u7406\u65b9\u6848\uff0c\u7528\u4e8e\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u72b6\u6001\uff0c\u4ece\u800c\u5b9e\u73b0\u6570\u636e\u7684\u66f4\u65b0\u548cUI\u7684\u5237\u65b0\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u662fFlutter\u4e2d\u5e38\u7528\u7684\u51e0\u79cd\u72b6\u6001\u7ba1\u7406\u65b9\u6848\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. StatefulWidget\u548cState<\/h3>\n\n\n\n<p>StatefulWidget\u548cState\u662fFlutter\u4e2d\u5e38\u7528\u7684\u4e00\u79cd\u72b6\u6001\u7ba1\u7406\u65b9\u6848\u3002StatefulWidget\u8868\u793a\u53ef\u53d8\u7684\u90e8\u4ef6\uff0c\u5b83\u672c\u8eab\u4e0d\u5305\u542b\u72b6\u6001\u6570\u636e\uff0c\u4f46\u53ef\u4ee5\u901a\u8fc7State\u5bf9\u8c61\u6765\u8bbf\u95ee\u548c\u4fee\u6539\u72b6\u6001\u6570\u636e\u3002StatefulWidget\u548cState\u901a\u5e38\u662f\u6210\u5bf9\u51fa\u73b0\u7684\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>class MyWidget extends StatefulWidget {\n  @override\n  _MyWidgetState createState() =&gt; _MyWidgetState();\n}\n\nclass _MyWidgetState extends State&lt;MyWidget&gt; {\n  int _counter = 0;\n\n  void _incrementCounter() {\n    setState(() {\n      _counter++;\n    });\n  }\n\n  @override\n  Widget build(BuildContext context) {\n    return Scaffold(\n      body: Center(\n        child: Column(\n          mainAxisAlignment: MainAxisAlignment.center,\n          children: &lt;Widget&gt;[\n            Text('$_counter'),\n            RaisedButton(\n              onPressed: _incrementCounter,\n              child: Text('Increment'),\n            ),\n          ],\n        ),\n      ),\n    );\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0cMyWidget\u662f\u4e00\u4e2aStatefulWidget\uff0c_MyWidgetState\u662f\u5bf9\u5e94\u7684State\u5bf9\u8c61\uff0c_counter\u662f\u72b6\u6001\u6570\u636e\uff0c_incrementCounter\u662f\u66f4\u65b0\u72b6\u6001\u6570\u636e\u7684\u65b9\u6cd5\u3002\u5f53\u7528\u6237\u70b9\u51fb\u6309\u94ae\u65f6\uff0c\u8c03\u7528_incrementCounter\u65b9\u6cd5\u66f4\u65b0\u72b6\u6001\u6570\u636e\uff0c\u7136\u540e\u8c03\u7528setState\u65b9\u6cd5\u901a\u77e5Flutter\u6846\u67b6\u91cd\u5efaUI\uff0c\u4ece\u800c\u5b9e\u73b0UI\u7684\u5237\u65b0\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Provider<\/h3>\n\n\n\n<p>Provider\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684\u72b6\u6001\u7ba1\u7406\u5e93\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u800c\u5f3a\u5927\u7684\u65b9\u6cd5\u6765\u5171\u4eab\u6570\u636e\u3002\u5728Provider\u4e2d\uff0c\u6570\u636e\u662f\u901a\u8fc7InheritedWidget\u6765\u5171\u4eab\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528Provider\u5171\u4eab\u8ba1\u6570\u5668\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>class Counter with ChangeNotifier {\n  int _count = 0;\n\n  int get count =&gt; _count;\n\n  void increment() {\n    _count++;\n    notifyListeners();\n  }\n}\n\nclass MyWidget extends StatelessWidget {\n  @override\n  Widget build(BuildContext context) {\n    return ChangeNotifierProvider(\n      create: (context) =&gt; Counter(),\n      child: Scaffold(\n        body: Center(\n          child: Consumer&lt;Counter&gt;(\n            builder: (context, counter, child) {\n              return Column(\n                mainAxisAlignment: MainAxisAlignment.center,\n                children: &lt;Widget&gt;[\n                  Text('${counter.count}'),\n                  RaisedButton(\n                    onPressed: () {\n                      counter.increment();\n                    },\n                    child: Text('Increment'),\n                  ),\n                ],\n              );\n            },\n          ),\n        ),\n      ),\n    );\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0cCounter\u662f\u4e00\u4e2a\u6570\u636e\u6a21\u578b\uff0c\u7528\u4e8e\u7ba1\u7406\u8ba1\u6570\u5668\u7684\u72b6\u6001\u6570\u636e\u3002\u4f7f\u7528ChangeNotifierProvider\u6765\u521b\u5efaCounter\u5bf9\u8c61\uff0c\u5e76\u5c06\u5176\u63d0\u4f9b\u7ed9\u5b50\u6811\u4e2d\u7684\u6240\u6709\u90e8\u4ef6\u3002\u5728\u5b50\u90e8\u4ef6\u4e2d\uff0c\u4f7f\u7528Consumer\u6765\u8bbf\u95eeCounter\u5bf9\u8c61\uff0c\u5e76\u76d1\u542cCounter\u5bf9\u8c61\u7684\u53d8\u5316\u3002\u5f53\u7528\u6237\u70b9\u51fb\u6309\u94ae\u65f6\uff0c\u8c03\u7528Counter\u5bf9\u8c61\u7684increment\u65b9\u6cd5\u66f4\u65b0\u72b6\u6001\u6570\u636e\uff0c\u7136\u540e\u8c03\u7528notifyListeners\u65b9\u6cd5\u901a\u77e5\u6240\u6709\u4f9d\u8d56Counter\u5bf9\u8c61\u7684\u90e8\u4ef6\u8fdb\u884c\u91cd\u5efa\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Redux<\/h3>\n\n\n\n<p>Redux\u662f\u4e00\u4e2a\u7528\u4e8e\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u72b6\u6001\u7684\u6846\u67b6\uff0c\u5b83<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caFlutter\u7684Redux<\/p>\n\n\n\n<p>Redux\u662f\u4e00\u4e2a\u7528\u4e8e\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u72b6\u6001\u7684\u6846\u67b6\uff0c\u5b83\u662f\u57fa\u4e8eFlux\u67b6\u6784\u7684\u4e00\u79cd\u53d8\u4f53\uff0c\u4e5f\u662f\u4e00\u79cd\u5355\u5411\u6570\u636e\u6d41\u7684\u6a21\u5f0f\u3002\u5728Flutter\u4e2d\uff0cRedux\u901a\u8fc7\u4e00\u4e2a\u4e2d\u592e\u5b58\u50a8\u5e93\u6765\u5b58\u50a8\u5e94\u7528\u7a0b\u5e8f\u7684\u72b6\u6001\u6570\u636e\uff0c\u5e76\u901a\u8fc7\u89e6\u53d1Action\u6765\u66f4\u65b0\u72b6\u6001\u6570\u636e\u3002\u7136\u540e\uff0cRedux\u4f1a\u901a\u77e5\u6240\u6709\u4f9d\u8d56\u4e8e\u72b6\u6001\u6570\u636e\u7684\u90e8\u4ef6\u8fdb\u884c\u91cd\u5efa\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u662fRedux\u4e2d\u7684\u4e09\u4e2a\u6838\u5fc3\u6982\u5ff5\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Store<\/h3>\n\n\n\n<p>Store\u662fRedux\u4e2d\u7684\u4e2d\u592e\u5b58\u50a8\u5e93\uff0c\u5b83\u5305\u542b\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u72b6\u6001\u6570\u636e\u3002Store\u53ef\u4ee5\u901a\u8fc7getState\u65b9\u6cd5\u6765\u83b7\u53d6\u72b6\u6001\u6570\u636e\uff0c\u901a\u8fc7dispatch\u65b9\u6cd5\u6765\u89e6\u53d1Action\uff0c\u4ee5\u66f4\u65b0\u72b6\u6001\u6570\u636e\u3002Store\u8fd8\u53ef\u4ee5\u901a\u8fc7subscribe\u65b9\u6cd5\u6765\u76d1\u542c\u72b6\u6001\u6570\u636e\u7684\u53d8\u5316\uff0c\u4ee5\u4fbf\u901a\u77e5\u6240\u6709\u4f9d\u8d56\u4e8e\u72b6\u6001\u6570\u636e\u7684\u90e8\u4ef6\u8fdb\u884c\u91cd\u5efa\u3002<\/p>\n\n\n\n<p>\u5728Flutter\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528redux\u5e93\u6765\u521b\u5efaStore\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>final store = Store&lt;AppState&gt;(\n  appReducer,\n  initialState: AppState(),\n);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3astore\u7684Store\u5bf9\u8c61\uff0c\u5176\u4e2dAppState\u662f\u72b6\u6001\u6570\u636e\u7684\u7c7b\u578b\uff0cappReducer\u662f\u4e00\u4e2a\u7eaf\u51fd\u6570\uff0c\u7528\u4e8e\u66f4\u65b0\u72b6\u6001\u6570\u636e\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Action<\/h3>\n\n\n\n<p>Action\u662fRedux\u4e2d\u7528\u4e8e\u63cf\u8ff0\u72b6\u6001\u53d8\u5316\u7684\u5bf9\u8c61\uff0c\u5b83\u5305\u542b\u4e00\u4e2a\u7c7b\u578b\u548c\u4e00\u4e9b\u6570\u636e\u3002\u5f53\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u66f4\u65b0\u72b6\u6001\u6570\u636e\u65f6\uff0c\u4f1a\u89e6\u53d1\u4e00\u4e2aAction\uff0c\u5e76\u5c06\u5176\u53d1\u9001\u7ed9Store\u3002Store\u4f1a\u6839\u636eAction\u7684\u7c7b\u578b\u548c\u6570\u636e\u6765\u66f4\u65b0\u72b6\u6001\u6570\u636e\uff0c\u5e76\u901a\u77e5\u6240\u6709\u4f9d\u8d56\u4e8e\u72b6\u6001\u6570\u636e\u7684\u90e8\u4ef6\u8fdb\u884c\u91cd\u5efa\u3002<\/p>\n\n\n\n<p>\u5728Flutter\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528redux\u5e93\u4e2d\u7684Action\u7c7b\u6765\u521b\u5efaAction\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">kotlinCopy code<code>class IncrementAction {\n  final int amount;\n\n  IncrementAction(this.amount);\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3aIncrementAction\u7684Action\u7c7b\uff0c\u5b83\u5305\u542b\u4e00\u4e2aamount\u5c5e\u6027\uff0c\u7528\u4e8e\u63cf\u8ff0\u589e\u52a0\u7684\u6570\u91cf\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Reducer<\/h3>\n\n\n\n<p>Reducer\u662fRedux\u4e2d\u7528\u4e8e\u66f4\u65b0\u72b6\u6001\u6570\u636e\u7684\u7eaf\u51fd\u6570\uff0c\u5b83\u63a5\u6536\u5f53\u524d\u7684\u72b6\u6001\u6570\u636e\u548cAction\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u72b6\u6001\u6570\u636e\u3002\u5728Reducer\u51fd\u6570\u4e2d\uff0c\u5e94\u8be5\u6839\u636eAction\u7684\u7c7b\u578b\u6765\u66f4\u65b0\u72b6\u6001\u6570\u636e\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u72b6\u6001\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u5728Flutter\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528redux\u5e93\u4e2d\u7684combineReducers\u51fd\u6570\u6765\u5c06\u591a\u4e2aReducer\u51fd\u6570\u5408\u5e76\u4e3a\u4e00\u4e2aReducer\u51fd\u6570\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">csharpCopy code<code>AppState appReducer(AppState state, dynamic action) {\n  return AppState(\n    counter: counterReducer(state.counter, action),\n    \/\/ other reducers\n  );\n}\n\nint counterReducer(int state, dynamic action) {\n  if (action is IncrementAction) {\n    return state + action.amount;\n  }\n  return state;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0cappReducer\u662f\u4e00\u4e2a\u5408\u5e76\u4e86\u591a\u4e2aReducer\u51fd\u6570\u7684Reducer\u51fd\u6570\uff0c\u5176\u4e2dcounterReducer\u662f\u7528\u4e8e\u66f4\u65b0\u8ba1\u6570\u5668\u72b6\u6001\u6570\u636e\u7684Reducer\u51fd\u6570\u3002\u5f53\u63a5\u6536\u5230IncrementAction\u65f6\uff0c\u4f1a\u5c06\u5f53\u524d\u7684\u8ba1\u6570\u5668\u503c\u52a0\u4e0aaction.amount\uff0c\u7136\u540e\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u72b6\u6001\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cRedux\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u72b6\u6001\u7ba1\u7406\u65b9\u6848\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9Flutter\u5f00\u53d1\u4eba\u5458\u6709\u6548\u5730\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u72b6\u6001\u6570\u636e\uff0c\u5e76\u5b9e\u73b0\u6570\u636e\u7684\u66f4\u65b0\u548cUI\u7684\u5237\u65b0\u3002\u4f7f\u7528Redux\u9700\u8981\u4e00\u5b9a\u7684\u5b66\u4e60\u6210\u672c\uff0c\u4f46\u4e00\u65e6\u719f\u6089\u4e86Redux\u7684\u57fa\u672c\u6982\u5ff5\u548c\u4f7f\u7528\u65b9\u6cd5\uff0c\u5c31\u53ef\u4ee5\u63d0\u9ad8\u5f00\u53d1\u6548\u7387<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caFlutter\u7684\u6570\u636e\u7ed1\u5b9a<\/p>\n\n\n\n<p>Flutter\u4e2d\u7684\u6570\u636e\u7ed1\u5b9a\u662f\u5c06\u6570\u636e\u6a21\u578b\uff08Model\uff09\u548c\u7528\u6237\u754c\u9762\uff08UI\uff09\u4e2d\u7684\u63a7\u4ef6\u7ed1\u5b9a\u5728\u4e00\u8d77\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u81ea\u52a8\u66f4\u65b0\u3002\u5f53Model\u4e2d\u7684\u6570\u636e\u53d1\u751f\u53d8\u5316\u65f6\uff0cUI\u4e2d\u7684\u63a7\u4ef6\u4f1a\u81ea\u52a8\u66f4\u65b0\u4ee5\u663e\u793a\u6700\u65b0\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<p>Flutter\u63d0\u4f9b\u4e86\u591a\u79cd\u6570\u636e\u7ed1\u5b9a\u65b9\u5f0f\uff0c\u5305\u62ec\u4ee5\u4e0b\u51e0\u79cd\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. StatelessWidget<\/h3>\n\n\n\n<p>StatelessWidget\u662f\u4e00\u79cd\u4e0d\u53ef\u53d8\u7684\u63a7\u4ef6\uff0c\u5b83\u63a5\u6536\u4e00\u4e2a\u6570\u636e\u6a21\u578b\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u6839\u636e\u6570\u636e\u6a21\u578b\u6784\u5efaUI\u3002\u5f53\u6570\u636e\u6a21\u578b\u53d1\u751f\u53d8\u5316\u65f6\uff0cStatelessWidget\u4f1a\u88ab\u91cd\u5efa\u4ee5\u66f4\u65b0UI\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528StatelessWidget\u5b9e\u73b0\u6570\u636e\u7ed1\u5b9a\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javaCopy code<code>class MyWidget extends StatelessWidget {\n  final int count;\n\n  MyWidget({required this.count});\n\n  @override\n  Widget build(BuildContext context) {\n    return Text('Count: $count');\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0cMyWidget\u662f\u4e00\u4e2a\u63a5\u6536count\u53c2\u6570\u7684StatelessWidget\u3002\u5f53count\u53d1\u751f\u53d8\u5316\u65f6\uff0cMyWidget\u4f1a\u88ab\u91cd\u5efa\u4ee5\u66f4\u65b0UI\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. StatefulWidget<\/h3>\n\n\n\n<p>StatefulWidget\u662f\u4e00\u79cd\u53ef\u53d8\u7684\u63a7\u4ef6\uff0c\u5b83\u5305\u542b\u4e00\u4e2aState\u5bf9\u8c61\uff0c\u7528\u4e8e\u7ba1\u7406\u63a7\u4ef6\u7684\u72b6\u6001\u3002\u5f53\u6570\u636e\u6a21\u578b\u53d1\u751f\u53d8\u5316\u65f6\uff0cStatefulWidget\u4f1a\u5c06\u53d8\u5316\u7684\u6570\u636e\u4f20\u9012\u7ed9\u5b83\u7684State\u5bf9\u8c61\uff0c\u5e76\u8bf7\u6c42State\u5bf9\u8c61\u66f4\u65b0UI\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528StatefulWidget\u5b9e\u73b0\u6570\u636e\u7ed1\u5b9a\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javaCopy code<code>class MyWidget extends StatefulWidget {\n  final int count;\n\n  MyWidget({required this.count});\n\n  @override\n  _MyWidgetState createState() =&gt; _MyWidgetState();\n}\n\nclass _MyWidgetState extends State&lt;MyWidget&gt; {\n  int _count = 0;\n\n  @override\n  Widget build(BuildContext context) {\n    return Text('Count: $_count');\n  }\n\n  @override\n  void didUpdateWidget(MyWidget oldWidget) {\n    super.didUpdateWidget(oldWidget);\n    if (oldWidget.count != widget.count) {\n      setState(() {\n        _count = widget.count;\n      });\n    }\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0cMyWidget\u662f\u4e00\u4e2a\u63a5\u6536count\u53c2\u6570\u7684StatefulWidget\uff0c\u5b83\u5305\u542b\u4e00\u4e2a_MyWidgetState\u5bf9\u8c61\uff0c\u7528\u4e8e\u7ba1\u7406\u63a7\u4ef6\u7684\u72b6\u6001\u3002\u5f53count\u53d1\u751f\u53d8\u5316\u65f6\uff0cMyWidget\u4f1a\u5c06\u53d8\u5316\u7684\u6570\u636e\u4f20\u9012\u7ed9\u5b83\u7684State\u5bf9\u8c61\uff0c\u5e76\u8bf7\u6c42_State\u5bf9\u8c61\u66f4\u65b0UI\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. StreamBuilder<\/h3>\n\n\n\n<p>StreamBuilder\u662f\u4e00\u79cd\u4f7f\u7528Stream\u5b9e\u73b0\u6570\u636e\u7ed1\u5b9a\u7684\u63a7\u4ef6\uff0c\u5b83\u63a5\u6536\u4e00\u4e2aStream\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u6839\u636eStream\u4e2d\u7684\u6570\u636e\u6784\u5efaUI\u3002\u5f53Stream\u4e2d\u7684\u6570\u636e\u53d1\u751f\u53d8\u5316\u65f6\uff0cStreamBuilder\u4f1a\u81ea\u52a8\u66f4\u65b0UI\u4ee5\u663e\u793a\u6700\u65b0\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528StreamBuilder\u5b9e\u73b0\u6570\u636e\u7ed1\u5b9a\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">kotlinCopy code<code>class MyWidget extends StatelessWidget {\n  final Stream&lt;int&gt; countStream;\n\n  MyWidget({required this.countStream});\n\n  @override\n  Widget build(BuildContext context) {\n    return StreamBuilder&lt;int&gt;(\n      stream: countStream,\n      builder: (context, snapshot) {\n        if (snapshot.hasData) {\n          return Text('Count: ${snapshot.data}');\n        } else {\n          return Text('Loading...');\n        }\n      },\n    );\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0cMyWidget\u662f\u4e00\u4e2a\u63a5\u6536countStream\u53c2\u6570\u7684StatelessWidget\uff0c\u5b83\u4f7f\u7528Stream<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caFlutter\u7684\u8def\u7531\u548c\u5bfc\u822a<\/p>\n\n\n\n<p>\u5728Flutter\u4e2d\uff0c\u8def\u7531\u548c\u5bfc\u822a\u662f\u7528\u4e8e\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u9875\u9762\u4e4b\u95f4\u5bfc\u822a\u548c\u8f6c\u6362\u7684\u91cd\u8981\u6982\u5ff5\u3002\u8def\u7531\u7ba1\u7406\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u9875\u9762\u5806\u6808\uff0c\u800c\u5bfc\u822a\u662f\u4ece\u4e00\u4e2a\u9875\u9762\u5230\u53e6\u4e00\u4e2a\u9875\u9762\u7684\u52a8\u4f5c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8def\u7531<\/h3>\n\n\n\n<p>\u8def\u7531\u662f\u6307\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u4e00\u4e2a\u9875\u9762\uff0c\u53ef\u4ee5\u901a\u8fc7\u8def\u7531\u540d\u79f0\u6216\u8def\u5f84\u8fdb\u884c\u8bbf\u95ee\u3002\u5728Flutter\u4e2d\uff0c\u8def\u7531\u7531Navigator\u7ba1\u7406\uff0c\u5b83\u53ef\u4ee5\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u9875\u9762\u5806\u6808\uff0c\u4f7f\u5f97\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u5728\u4e0d\u540c\u9875\u9762\u4e4b\u95f4\u8fdb\u884c\u8f6c\u6362\u3002<\/p>\n\n\n\n<p>Flutter\u63d0\u4f9b\u4e86\u4e24\u79cd\u7c7b\u578b\u7684\u8def\u7531\uff1a\u547d\u540d\u8def\u7531\u548c\u533f\u540d\u8def\u7531\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u547d\u540d\u8def\u7531<\/h4>\n\n\n\n<p>\u547d\u540d\u8def\u7531\u662f\u6307\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u540d\u79f0\u6765\u8bbf\u95ee\u7684\u8def\u7531\u3002\u5b83\u4eec\u901a\u5e38\u5728\u5e94\u7528\u7a0b\u5e8f\u542f\u52a8\u65f6\u5c31\u88ab\u9884\u5b9a\u4e49\uff0c\u5e76\u901a\u8fc7Navigator.pushNamed()\u65b9\u6cd5\u8fdb\u884c\u8bbf\u95ee\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528\u547d\u540d\u8def\u7531\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>class MyApp extends StatelessWidget {\n  @override\n  Widget build(BuildContext context) {\n    return MaterialApp(\n      initialRoute: '\/',\n      routes: {\n        '\/': (context) =&gt; HomePage(),\n        '\/second': (context) =&gt; SecondPage(),\n        '\/third': (context) =&gt; ThirdPage(),\n      },\n    );\n  }\n}\n\nclass HomePage extends StatelessWidget {\n  @override\n  Widget build(BuildContext context) {\n    return Scaffold(\n      appBar: AppBar(title: Text('Home')),\n      body: Center(\n        child: ElevatedButton(\n          onPressed: () =&gt; Navigator.pushNamed(context, '\/second'),\n          child: Text('Go to second page'),\n        ),\n      ),\n    );\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0cMyApp\u5b9a\u4e49\u4e86\u4e09\u4e2a\u547d\u540d\u8def\u7531\uff1a\/\u3001\/second\u548c\/third\u3002HomePage\u5305\u542b\u4e00\u4e2a\u6309\u94ae\uff0c\u5f53\u6309\u94ae\u88ab\u70b9\u51fb\u65f6\uff0c\u5b83\u4f1a\u4f7f\u7528Navigator.pushNamed()\u65b9\u6cd5\u5c06\u7528\u6237\u5bfc\u822a\u5230\/second\u8def\u7531\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u533f\u540d\u8def\u7531<\/h4>\n\n\n\n<p>\u533f\u540d\u8def\u7531\u662f\u6307\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u6ca1\u6709\u540d\u79f0\u7684\u8def\u7531\u3002\u5b83\u4eec\u901a\u5e38\u662f\u901a\u8fc7Navigator.push()\u65b9\u6cd5\u52a8\u6001\u521b\u5efa\u7684\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528\u533f\u540d\u8def\u7531\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>class MyApp extends StatelessWidget {\n  @override\n  Widget build(BuildContext context) {\n    return MaterialApp(\n      home: HomePage(),\n    );\n  }\n}\n\nclass HomePage extends StatelessWidget {\n  @override\n  Widget build(BuildContext context) {\n    return Scaffold(\n      appBar: AppBar(title: Text('Home')),\n      body: Center(\n        child: ElevatedButton(\n          onPressed: () =&gt; Navigator.push(\n            context,\n            MaterialPageRoute(builder: (context) =&gt; SecondPage()),\n          ),\n          child: Text('Go to second page'),\n        ),\n      ),\n    );\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0cHomePage\u5305\u542b\u4e00\u4e2a\u6309\u94ae\uff0c\u5f53\u6309\u94ae\u88ab\u70b9\u51fb\u65f6\uff0c\u5b83\u4f1a\u4f7f\u7528Navigator.push()\u65b9\u6cd5\u52a8\u6001\u521b\u5efa\u4e00\u4e2a\u533f\u540d\u8def\u7531\uff0c\u5e76\u5c06\u7528\u6237\u5bfc\u822a\u5230\u8be5\u8def\u7531\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5bfc\u822a<\/h3>\n\n\n\n<p>\u5bfc\u822a\u662f\u6307\u4ece\u4e00\u4e2a\u9875\u9762\u5230\u53e6\u4e00\u4e2a\u9875\u9762\u7684\u52a8\u4f5c\u3002\u5728Flutter\u4e2d\uff0c\u5bfc\u822a\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4e24\u79cd\u65b9\u6cd5\u6765\u5b9e\u73b0\uff1a<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1. Navigator.push()<\/h4>\n\n\n\n<p>Navigator.push()\u65b9\u6cd5\u53ef\u4ee5\u5c06\u7528\u6237\u4ece\u4e00\u4e2a\u9875\u9762\u63a8\u9001\u5230\u53e6\u4e00\u4e2a\u9875\u9762\uff0c\u5b83\u63a5\u6536\u4e00\u4e2aBuildContext\u548c\u4e00\u4e2aRoute\u4f5c\u4e3a\u53c2\u6570\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528Navigator.push()\u65b9\u6cd5\u8fdb\u884c\u5bfc\u822a\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javaCopy code<code>class HomePage extends StatelessWidget {\n  @override\n<\/code><\/pre>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caFlutter\u52a8\u753b\u548c\u8fc7\u6e21\u6548\u679c<\/p>\n\n\n\n<p>Flutter\u662f\u4e00\u4e2a\u5177\u6709\u5f3a\u5927\u52a8\u753b\u548c\u8fc7\u6e21\u6548\u679c\u7684\u6846\u67b6\u3002\u901a\u8fc7\u4f7f\u7528Flutter\u7684\u52a8\u753b\u548c\u8fc7\u6e21\u6548\u679c\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u521b\u5efa\u4ee4\u4eba\u60ca\u53f9\u7684\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u52a8\u753b<\/h3>\n\n\n\n<p>Flutter\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5185\u7f6e\u7684\u52a8\u753b\u7c7b\uff0c\u5305\u62ecAnimatedContainer\u3001AnimatedOpacity\u3001AnimatedPadding\u3001AnimatedPositioned\u3001AnimatedAlign\u548cAnimatedBuilder\u7b49\uff0c\u8fd9\u4e9b\u7c7b\u53ef\u4ee5\u8ba9\u5f00\u53d1\u4eba\u5458\u8f7b\u677e\u5730\u521b\u5efa\u52a8\u753b\u6548\u679c\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u4f7f\u7528Tween<\/h4>\n\n\n\n<p>Tween\u662fFlutter\u52a8\u753b\u4e2d\u7684\u4e00\u4e2a\u5173\u952e\u7c7b\uff0c\u5b83\u5b9a\u4e49\u4e86\u4e00\u4e2a\u8303\u56f4\uff0c\u4ece\u800c\u5b9a\u4e49\u4e86\u52a8\u753b\u7684\u5f00\u59cb\u548c\u7ed3\u675f\u72b6\u6001\u3002\u5728Flutter\u4e2d\uff0cTween\u901a\u5e38\u7528\u4e8e\u521b\u5efa\u4e00\u4e2a\u8865\u95f4\u52a8\u753b\uff0c\u5b83\u63a5\u6536\u4e00\u4e2a\u8d77\u59cb\u503c\u548c\u4e00\u4e2a\u7ed3\u675f\u503c\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e2a\u65b9\u6cd5\u6765\u8ba1\u7b97\u5f53\u524d\u503c\u3002\u5728\u52a8\u753b\u4e2d\uff0cTween\u88ab\u7528\u4e8e\u8ba1\u7b97\u5c5e\u6027\u503c\u7684\u4e2d\u95f4\u503c\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528Tween\u521b\u5efa\u8865\u95f4\u52a8\u753b\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scssCopy code<code>class MyHomePage extends StatefulWidget {\n  @override\n  _MyHomePageState createState() =&gt; _MyHomePageState();\n}\n\nclass _MyHomePageState extends State&lt;MyHomePage&gt;\n    with SingleTickerProviderStateMixin {\n  AnimationController _controller;\n  Animation&lt;double&gt; _animation;\n\n  @override\n  void initState() {\n    super.initState();\n    _controller = AnimationController(\n        duration: const Duration(seconds: 2), vsync: this);\n    _animation = Tween&lt;double&gt;(begin: 0, end: 1).animate(_controller);\n    _controller.forward();\n  }\n\n  @override\n  void dispose() {\n    _controller.dispose();\n    super.dispose();\n  }\n\n  @override\n  Widget build(BuildContext context) {\n    return Center(\n      child: Opacity(\n        opacity: _animation.value,\n        child: Text(\n          'Hello World',\n          style: TextStyle(fontSize: 40),\n        ),\n      ),\n    );\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528Tween\u521b\u5efa\u4e86\u4e00\u4e2a\u4ece0\u52301\u7684\u52a8\u753b\uff0c\u5e76\u5c06\u5176\u5e94\u7528\u4e8eOpacity\u7684\u900f\u660e\u5ea6\u5c5e\u6027\u4e0a\u3002\u5f53\u52a8\u753b\u5f00\u59cb\u65f6\uff0c\u900f\u660e\u5ea6\u4ece0\u5f00\u59cb\u9010\u6e10\u589e\u52a0\u52301\uff0c\u5b9e\u73b0\u4e86\u4e00\u4e2a\u6e10\u9690\u6e10\u73b0\u7684\u52a8\u753b\u6548\u679c\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u4f7f\u7528AnimationBuilder<\/h4>\n\n\n\n<p>AnimationBuilder\u662fFlutter\u4e2d\u53e6\u4e00\u4e2a\u5e38\u7528\u7684\u52a8\u753b\u7c7b\uff0c\u5b83\u63a5\u6536\u4e00\u4e2aAnimation\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u5728\u52a8\u753b\u7684\u6bcf\u4e2a\u5e27\u4e0a\u8c03\u7528\u4e00\u4e2a\u56de\u8c03\u51fd\u6570\u3002AnimationBuilder\u5e38\u7528\u4e8e\u5728\u52a8\u753b\u4e2d\u6784\u5efa\u590d\u6742\u7684UI\u5143\u7d20\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528AnimationBuilder\u521b\u5efa\u52a8\u753b\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scssCopy code<code>class MyHomePage extends StatefulWidget {\n  @override\n  _MyHomePageState createState() =&gt; _MyHomePageState();\n}\n\nclass _MyHomePageState extends State&lt;MyHomePage&gt;\n    with SingleTickerProviderStateMixin {\n  AnimationController _controller;\n  Animation&lt;double&gt; _animation;\n\n  @override\n  void initState() {\n    super.initState();\n    _controller = AnimationController(\n        duration: const Duration(seconds: 2), vsync: this);\n    _animation = Tween&lt;double&gt;(begin: 0, end: 1).animate(_controller);\n    _controller.forward();\n  }\n\n  @override\n  void dispose() {\n    _controller.dispose();\n    super.dispose();\n  }\n\n  @override\n  Widget build(BuildContext context) {\n    return Center(\n      child: AnimatedBuilder(\n        animation: _animation,\n        builder: (BuildContext context, Widget child) {\n          return Transform.scale(\n<\/code><\/pre>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caFlutter\u7684\u7f51\u7edc\u8bf7\u6c42\u548c\u6570\u636e\u89e3\u6790<\/p>\n\n\n\n<p>Flutter\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5185\u7f6e\u7684\u5de5\u5177\u548c\u5305\uff0c\u7528\u4e8e\u8fdb\u884c\u7f51\u7edc\u8bf7\u6c42\u548c\u6570\u636e\u89e3\u6790\u3002\u5728\u672c\u8282\u4e2d\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecdFlutter\u4e2d\u7684\u7f51\u7edc\u8bf7\u6c42\u548c\u6570\u636e\u89e3\u6790\u7684\u65b9\u6cd5\u548c\u6280\u672f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7f51\u7edc\u8bf7\u6c42<\/h3>\n\n\n\n<p>\u5728Flutter\u4e2d\u8fdb\u884c\u7f51\u7edc\u8bf7\u6c42\u901a\u5e38\u9700\u8981\u4f7f\u7528Dart\u5185\u7f6e\u7684<code>http<\/code>\u5305\u6216\u8005\u4f7f\u7528\u7b2c\u4e09\u65b9\u5305\uff0c\u4f8b\u5982<code>dio<\/code>\u3001<code>retrofit<\/code>\u7b49\u3002\u8fd9\u4e9b\u5305\u90fd\u63d0\u4f9b\u4e86\u76f8\u4f3c\u7684\u63a5\u53e3\u6765\u53d1\u8d77\u7f51\u7edc\u8bf7\u6c42\uff0c\u5e76\u4e14\u90fd\u652f\u6301\u5f02\u6b65\u64cd\u4f5c\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u4f7f\u7528http\u5305\u8fdb\u884c\u7f51\u7edc\u8bf7\u6c42<\/h4>\n\n\n\n<p><code>http<\/code>\u5305\u662fDart\u5185\u7f6e\u7684\u7528\u4e8e\u8fdb\u884cHTTP\u8bf7\u6c42\u7684\u5305\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7c7b\u548c\u65b9\u6cd5\u6765\u65b9\u4fbf\u5730\u8fdb\u884cHTTP\u8bf7\u6c42\u3002\u4f8b\u5982\uff0c\u4f7f\u7528<code>http<\/code>\u5305\u53d1\u9001\u4e00\u4e2aGET\u8bf7\u6c42\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5f15\u5165<code>http<\/code>\u5305\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">dartCopy code<code>import 'package:http\/http.dart' as http;\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u53d1\u9001GET\u8bf7\u6c42\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">dartCopy code<code>http.Response response = await http.get(Uri.parse('https:\/\/jsonplaceholder.typicode.com\/posts'));\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528<code>get<\/code>\u65b9\u6cd5\u53d1\u9001\u4e86\u4e00\u4e2aGET\u8bf7\u6c42\uff0c\u4f20\u5165\u4e86\u8bf7\u6c42\u7684URL\uff0c\u8fd4\u56de\u4e86\u4e00\u4e2a<code>http.Response<\/code>\u5bf9\u8c61\u3002\u4f7f\u7528<code>await<\/code>\u5173\u952e\u5b57\u53ef\u4ee5\u8ba9\u8fd9\u4e2a\u5f02\u6b65\u64cd\u4f5c\u53d8\u6210\u540c\u6b65\u64cd\u4f5c\uff0c\u7b49\u5f85\u8bf7\u6c42\u5b8c\u6210\u540e\u518d\u7ee7\u7eed\u6267\u884c\u540e\u9762\u7684\u4ee3\u7801\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u4f7f\u7528dio\u5305\u8fdb\u884c\u7f51\u7edc\u8bf7\u6c42<\/h4>\n\n\n\n<p><code>dio<\/code>\u5305\u662f\u4e00\u4e2a\u529f\u80fd\u4e30\u5bcc\u7684\u3001\u6613\u4e8e\u4f7f\u7528\u7684HTTP\u5ba2\u6237\u7aef\uff0c\u5b83\u652f\u6301RESTful API\u3001FormData\u3001\u6587\u4ef6\u4e0a\u4f20\u3001\u4e0b\u8f7d\u3001\u8bf7\u6c42\u53d6\u6d88\u7b49\u529f\u80fd\u3002\u4f7f\u7528<code>dio<\/code>\u5305\u53d1\u9001\u4e00\u4e2aGET\u8bf7\u6c42\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5f15\u5165<code>dio<\/code>\u5305\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">dartCopy code<code>import 'package:dio\/dio.dart';\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u521b\u5efa\u4e00\u4e2a<code>Dio<\/code>\u5bf9\u8c61\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">dartCopy code<code>Dio dio = Dio();\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u53d1\u9001GET\u8bf7\u6c42\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">dartCopy code<code>Response response = await dio.get('https:\/\/jsonplaceholder.typicode.com\/posts');\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528<code>get<\/code>\u65b9\u6cd5\u53d1\u9001\u4e86\u4e00\u4e2aGET\u8bf7\u6c42\uff0c\u4f20\u5165\u4e86\u8bf7\u6c42\u7684URL\uff0c\u8fd4\u56de\u4e86\u4e00\u4e2a<code>Response<\/code>\u5bf9\u8c61\u3002\u548c<code>http<\/code>\u5305\u7c7b\u4f3c\uff0c\u4f7f\u7528<code>await<\/code>\u5173\u952e\u5b57\u53ef\u4ee5\u8ba9\u8fd9\u4e2a\u5f02\u6b65\u64cd\u4f5c\u53d8\u6210\u540c\u6b65\u64cd\u4f5c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6570\u636e\u89e3\u6790<\/h3>\n\n\n\n<p>\u5728Flutter\u4e2d\u8fdb\u884c\u6570\u636e\u89e3\u6790\u901a\u5e38\u9700\u8981\u4f7f\u7528Dart\u5185\u7f6e\u7684<code>json<\/code>\u5305\u6216\u8005\u4f7f\u7528\u7b2c\u4e09\u65b9\u5305\uff0c\u4f8b\u5982<code>json_serializable<\/code>\u3001<code>built_value<\/code>\u7b49\u3002\u8fd9\u4e9b\u5305\u90fd\u63d0\u4f9b\u4e86\u76f8\u4f3c\u7684\u63a5\u53e3\u6765\u65b9\u4fbf\u5730\u8fdb\u884cJSON\u6570\u636e\u89e3\u6790\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u4f7f\u7528json\u5305\u8fdb\u884cJSON\u6570\u636e\u89e3\u6790<\/h4>\n\n\n\n<p><code>json<\/code>\u5305\u662fDart\u5185\u7f6e\u7684\u7528\u4e8e\u8fdb\u884cJSON\u6570\u636e\u89e3\u6790\u7684\u5305\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7c7b\u548c\u65b9\u6cd5\u6765\u65b9\u4fbf\u5730\u8fdb\u884cJSON\u6570\u636e\u89e3\u6790\u3002\u4f8b\u5982\uff0c\u89e3\u6790\u4ee5\u4e0bJSON\u6570\u636e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">jsonCopy code<code>{\n  \"userId\": 1,\n  \"id\": 1,\n  \"title\": \"sunt aut facere repellat provident occaecati excepturi optio reprehenderit\",\n  \"body\": \"quia et suscipit\\nsuscipit...\"\n}\n<\/code><\/pre>\n\n\n\n<p>\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5f15\u5165<code>dart:convert<\/code>\u5305\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">dartCopy code<code>import 'dart:convert';\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u89e3\u6790JSON\u6570\u636e\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">dartCopy code<code>Map&lt;String\n<\/code><\/pre>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caFlutter\u7684\u56fd\u9645\u5316\u548c\u672c\u5730\u5316<\/p>\n\n\n\n<p>Flutter\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u7684\u65b9\u6cd5\u6765\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u56fd\u9645\u5316\u548c\u672c\u5730\u5316\uff0c\u4ee5\u4f7f\u5e94\u7528\u7a0b\u5e8f\u80fd\u591f\u9002\u5e94\u4e0d\u540c\u8bed\u8a00\u548c\u533a\u57df\u8bbe\u7f6e\u3002\u5728Flutter\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528Dart\u7684intl\u5e93\u6765\u8f7b\u677e\u5730\u5b9e\u73b0\u8fd9\u4e9b\u529f\u80fd\u3002<\/p>\n\n\n\n<p>\u56fd\u9645\u5316\u6d89\u53ca\u5230\u5c06\u5e94\u7528\u7a0b\u5e8f\u7684\u6587\u672c\u548c\u5176\u4ed6\u672c\u5730\u5316\u8d44\u6e90\u7ffb\u8bd1\u6210\u5176\u4ed6\u8bed\u8a00\u3002Flutter\u901a\u8fc7\u4f7f\u7528arb\uff08Application Resource Bundle\uff09\u6587\u4ef6\u683c\u5f0f\u6765\u5b9e\u73b0\u56fd\u9645\u5316\u3002arb\u6587\u4ef6\u662f\u4e00\u79cd\u7b80\u5355\u7684JSON\u6587\u4ef6\u683c\u5f0f\uff0c\u5176\u4e2d\u5305\u542b\u672c\u5730\u5316\u7684\u5b57\u7b26\u4e32\u548c\u5176\u4ed6\u8d44\u6e90\u3002<\/p>\n\n\n\n<p>\u5728Flutter\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528Flutter Intl\u63d2\u4ef6\u6765\u521b\u5efa\u548c\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u672c\u5730\u5316\u3002\u8be5\u63d2\u4ef6\u63d0\u4f9b\u4e86\u4e00\u7ec4\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u60a8\u8f7b\u677e\u5730\u521b\u5efa\u548c\u7ba1\u7406arb\u6587\u4ef6\u3002\u4f7f\u7528\u8be5\u63d2\u4ef6\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u5b57\u7b26\u4e32\u7ffb\u8bd1\u6210\u5176\u4ed6\u8bed\u8a00\uff0c\u5e76\u5c06\u5176\u4fdd\u5b58\u5230\u5bf9\u5e94\u7684arb\u6587\u4ef6\u4e2d\u3002<\/p>\n\n\n\n<p>\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528Intl\u5e93\u6765\u8bbf\u95ee\u672c\u5730\u5316\u7684\u5b57\u7b26\u4e32\u548c\u5176\u4ed6\u8d44\u6e90\u3002Intl\u5e93\u63d0\u4f9b\u4e86\u4e00\u7ec4\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6839\u636e\u5f53\u524d\u7684\u8bed\u8a00\u548c\u533a\u57df\u8bbe\u7f6e\u6765\u52a0\u8f7d\u6b63\u786e\u7684\u672c\u5730\u5316\u8d44\u6e90\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528<code>Intl.message<\/code>\u65b9\u6cd5\u6765\u83b7\u53d6\u672c\u5730\u5316\u7684\u5b57\u7b26\u4e32\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">dartCopy code<code>String greeting = Intl.message('Hello', name: 'greeting');\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c&#8217;Hello&#8217;\u662f\u9ed8\u8ba4\u7684\u82f1\u6587\u5b57\u7b26\u4e32\uff0c&#8217;greeting&#8217;\u662f\u8fd9\u4e2a\u5b57\u7b26\u4e32\u7684\u540d\u79f0\u3002\u5f53\u5e94\u7528\u7a0b\u5e8f\u7684\u8bed\u8a00\u8bbe\u7f6e\u4e3a\u5176\u4ed6\u8bed\u8a00\u65f6\uff0cIntl\u5e93\u5c06\u81ea\u52a8\u52a0\u8f7d\u5bf9\u5e94\u7684\u672c\u5730\u5316\u5b57\u7b26\u4e32\u3002<\/p>\n\n\n\n<p>\u672c\u5730\u5316\u8fd8\u6d89\u53ca\u5230\u683c\u5f0f\u5316\u6570\u5b57\u3001\u65e5\u671f\u548c\u8d27\u5e01\u7b49\u3002Flutter\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5185\u7f6e\u7684\u683c\u5f0f\u5316\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u6570\u5b57\u3001\u65e5\u671f\u548c\u8d27\u5e01\u683c\u5f0f\u5316\u4e3a\u5f53\u524d\u8bed\u8a00\u548c\u533a\u57df\u8bbe\u7f6e\u7684\u683c\u5f0f\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528<code>NumberFormat<\/code>\u7c7b\u6765\u683c\u5f0f\u5316\u6570\u5b57\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">dartCopy code<code>NumberFormat formatter = NumberFormat.currency(locale: 'en_US', symbol: '\\$');\nString formattedAmount = formatter.format(1234.56);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c<code>NumberFormat<\/code>\u7c7b\u5c06\u6570\u5b57\u683c\u5f0f\u5316\u4e3a\u7f8e\u5143\u8d27\u5e01\u683c\u5f0f\u3002<code>locale<\/code>\u53c2\u6570\u6307\u5b9a\u4e86\u5f53\u524d\u7684\u8bed\u8a00\u548c\u533a\u57df\u8bbe\u7f6e\uff0c<code>symbol<\/code>\u53c2\u6570\u6307\u5b9a\u4e86\u8d27\u5e01\u7b26\u53f7\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cFlutter\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5f3a\u5927\u7684\u5de5\u5177\u548c\u5e93\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u56fd\u9645\u5316\u548c\u672c\u5730\u5316\u3002\u901a\u8fc7\u4f7f\u7528\u8fd9\u4e9b\u5de5\u5177\u548c\u5e93\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u5e94\u7528\u7a0b\u5e8f\u9002\u5e94\u4e0d\u540c\u7684\u8bed\u8a00\u548c\u533a\u57df\u8bbe\u7f6e\uff0c\u4ece\u800c\u4e3a\u7528\u6237\u63d0\u4f9b\u66f4\u597d\u7684\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u6784\u5efa\u4e00\u4e2a\u5b8c\u6574\u7684Flutter\u5e94\u7528\u7a0b\u5e8f<\/p>\n\n\n\n<p>\u6784\u5efa\u4e00\u4e2a\u5b8c\u6574\u7684Flutter\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u8003\u8651\u5f88\u591a\u65b9\u9762\uff0c\u5305\u62ec\u5e94\u7528\u7a0b\u5e8f\u7684\u67b6\u6784\u3001UI\u8bbe\u8ba1\u3001\u6570\u636e\u7ba1\u7406\u3001\u7f51\u7edc\u8bf7\u6c42\u3001\u72b6\u6001\u7ba1\u7406\u7b49\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u6b65\u9aa4\uff0c\u53ef\u4ee5\u5e2e\u52a9\u60a8\u6784\u5efa\u4e00\u4e2a\u5b8c\u6574\u7684Flutter\u5e94\u7528\u7a0b\u5e8f\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8bbe\u8ba1\u5e94\u7528\u7a0b\u5e8f\u7684\u67b6\u6784\uff1a\u5e94\u7528\u7a0b\u5e8f\u7684\u67b6\u6784\u662f\u5e94\u7528\u7a0b\u5e8f\u7684\u57fa\u7840\uff0c\u5b83\u51b3\u5b9a\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u7ec4\u7ec7\u7ed3\u6784\u548c\u903b\u8f91\u6d41\u7a0b\u3002\u5728Flutter\u4e2d\uff0c\u53ef\u4ee5\u9009\u62e9\u4f7f\u7528\u4e0d\u540c\u7684\u67b6\u6784\u6a21\u5f0f\uff0c\u4f8b\u5982MVC\u3001MVVM\u3001Flux\u3001Redux\u7b49\u3002\u6839\u636e\u5e94\u7528\u7a0b\u5e8f\u7684\u9700\u6c42\u548c\u89c4\u6a21\u9009\u62e9\u9002\u5408\u7684\u67b6\u6784\u6a21\u5f0f\u3002<\/li>\n\n\n\n<li>\u8bbe\u8ba1\u5e94\u7528\u7a0b\u5e8f\u7684UI\u754c\u9762\uff1aUI\u754c\u9762\u662f\u5e94\u7528\u7a0b\u5e8f\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u5b83\u76f4\u63a5\u5f71\u54cd\u7528\u6237\u7684\u4f53\u9a8c\u548c\u6ee1\u610f\u5ea6\u3002\u5728Flutter\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e30\u5bcc\u7684\u7ec4\u4ef6\u548c\u5e03\u5c40\u6765\u6784\u5efa\u5e94\u7528\u7a0b\u5e8f\u7684UI\u754c\u9762\u3002\u540c\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u8bbe\u8ba1\u5de5\u5177\u548c\u5e93\uff0c\u4f8b\u5982Sketch\u3001Adobe XD\u3001Figma\u7b49\uff0c\u5e2e\u52a9\u8bbe\u8ba1\u51fa\u66f4\u52a0\u4f18\u7f8e\u548c\u7cbe\u7f8e\u7684UI\u754c\u9762\u3002<\/li>\n\n\n\n<li>\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u4e1a\u52a1\u903b\u8f91\uff1a\u5e94\u7528\u7a0b\u5e8f\u7684\u4e1a\u52a1\u903b\u8f91\u51b3\u5b9a\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u529f\u80fd\u548c\u6d41\u7a0b\u3002\u5728Flutter\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528Dart\u8bed\u8a00\u6765\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u4e1a\u52a1\u903b\u8f91\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u5e94\u7528\u7a0b\u5e8f\u7684\u4e1a\u52a1\u903b\u8f91\u5305\u62ec\u6570\u636e\u7ba1\u7406\u3001\u7f51\u7edc\u8bf7\u6c42\u3001\u672c\u5730\u5b58\u50a8\u7b49\u65b9\u9762\u3002<\/li>\n\n\n\n<li>\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u72b6\u6001\u7ba1\u7406\uff1a\u72b6\u6001\u7ba1\u7406\u662fFlutter\u5e94\u7528\u7a0b\u5e8f\u4e2d\u91cd\u8981\u7684\u4e00\u90e8\u5206\uff0c\u5b83\u51b3\u5b9a\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u72b6\u6001\u548c\u884c\u4e3a\u3002\u5728Flutter\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5404\u79cd\u72b6\u6001\u7ba1\u7406\u5e93\uff0c\u4f8b\u5982Provider\u3001BLoC\u3001Redux\u7b49\uff0c\u6765\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u72b6\u6001\u3002<\/li>\n\n\n\n<li>\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u5bfc\u822a\u548c\u8def\u7531\uff1a\u5bfc\u822a\u548c\u8def\u7531\u662fFlutter\u5e94\u7528\u7a0b\u5e8f\u4e2d\u91cd\u8981\u7684\u4e00\u90e8\u5206\uff0c\u5b83\u51b3\u5b9a\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u9875\u9762\u5207\u6362\u548c\u5bfc\u822a\u3002\u5728Flutter\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528Navigator\u548cRoute\u7b49\u7c7b\u6765\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u5bfc\u822a\u548c\u8def\u7531\u3002<\/li>\n\n\n\n<li>\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u6d4b\u8bd5\uff1a\u6d4b\u8bd5\u662fFlutter\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e00\u90e8\u5206\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u53d1\u73b0\u548c\u4fee\u590d\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u95ee\u9898\u548c\u9519\u8bef\u3002\u5728Flutter\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5404\u79cd\u6d4b\u8bd5\u6846\u67b6\uff0c\u4f8b\u5982Flutter Test\u3001Integration Test\u7b49\uff0c\u6765\u6d4b\u8bd5\u5e94\u7528\u7a0b\u5e8f\u7684\u5404\u4e2a\u65b9\u9762\u3002<\/li>\n\n\n\n<li>\u53d1\u5e03\u5e94\u7528\u7a0b\u5e8f\uff1a\u6700\u540e\uff0c\u5c06\u5e94\u7528\u7a0b\u5e8f\u53d1\u5e03\u5230App Store\u6216Google Play Store\u7b49\u5e94\u7528\u5546\u5e97\uff0c\u8ba9\u66f4\u591a\u7684\u7528\u6237\u53ef\u4ee5\u4e0b\u8f7d\u548c\u4f7f\u7528\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u4e4b\uff0c\u6784\u5efa\u4e00\u4e2a\u5b8c\u6574\u7684Flutter\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u8003\u8651\u5f88\u591a\u65b9\u9762\uff0c\u9700\u8981\u7efc\u5408\u8003\u8651\u5e94\u7528\u7a0b\u5e8f\u7684\u9700\u6c42\u3001\u7528\u6237\u4f53\u9a8c\u3001\u6027\u80fd\u548c\u5b89\u5168\u7b49\u65b9\u9762\u3002\u901a\u8fc7\u4e0d\u65ad\u7684\u5b9e\u8df5\u548c\u5b66\u4e60\uff0c\u53ef\u4ee5\u9010\u6b65\u63d0\u9ad8\u81ea\u5df1\u7684Flutter\u5f00\u53d1\u6280\u80fd\uff0c\u6784\u5efa\u66f4\u52a0\u4f18\u79c0\u548c\u9ad8\u8d28\u91cf\u7684Flutter\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u5b9e\u73b0\u4e00\u4e2a\u7b80\u5355\u7684\u767b\u5f55\u548c\u6ce8\u518c\u529f\u80fd<\/p>\n\n\n\n<p>\u8981\u5b9e\u73b0\u4e00\u4e2a\u7b80\u5355\u7684\u767b\u5f55\u548c\u6ce8\u518c\u529f\u80fd\uff0c\u4f60\u9700\u8981\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<p>1.\u521b\u5efa\u767b\u5f55\u9875\u9762<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u4f60\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u767b\u5f55\u9875\u9762\u3002\u5728\u8fd9\u4e2a\u9875\u9762\u4e0a\uff0c\u7528\u6237\u9700\u8981\u8f93\u5165\u4ed6\u4eec\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528<code>TextFormField<\/code>\u6216<code>TextField<\/code>\u7ec4\u4ef6\u6765\u521b\u5efa\u8f93\u5165\u6846\uff0c\u4f7f\u7528<code>FlatButton<\/code>\u6216<code>RaisedButton<\/code>\u7ec4\u4ef6\u6765\u521b\u5efa\u767b\u5f55\u6309\u94ae\u3002<\/p>\n\n\n\n<p>2.\u9a8c\u8bc1\u7528\u6237\u8f93\u5165<\/p>\n\n\n\n<p>\u5f53\u7528\u6237\u70b9\u51fb\u767b\u5f55\u6309\u94ae\u65f6\uff0c\u4f60\u9700\u8981\u9a8c\u8bc1\u4ed6\u4eec\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u662f\u5426\u6b63\u786e\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528Dart\u4e2d\u7684\u6761\u4ef6\u8bed\u53e5\uff08if-else\uff09\u6216switch\u8bed\u53e5\u6765\u68c0\u67e5\u8f93\u5165\u3002\u5982\u679c\u7528\u6237\u8f93\u5165\u65e0\u6548\uff0c\u5219\u5e94\u663e\u793a\u76f8\u5e94\u7684\u9519\u8bef\u6d88\u606f\u3002<\/p>\n\n\n\n<p>3.\u521b\u5efa\u6ce8\u518c\u9875\u9762<\/p>\n\n\n\n<p>\u5982\u679c\u7528\u6237\u6ca1\u6709\u8d26\u6237\uff0c\u4f60\u9700\u8981\u8ba9\u4ed6\u4eec\u6ce8\u518c\u4e00\u4e2a\u65b0\u8d26\u6237\u3002\u4f60\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u9875\u9762\u6765\u663e\u793a\u6ce8\u518c\u8868\u5355\uff0c\u7528\u6237\u53ef\u4ee5\u5728\u5176\u4e2d\u8f93\u5165\u4ed6\u4eec\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u548c\u767b\u5f55\u9875\u9762\u7c7b\u4f3c\u7684\u7ec4\u4ef6\u6765\u6784\u5efa\u6ce8\u518c\u9875\u9762\u3002<\/p>\n\n\n\n<p>4.\u5904\u7406\u7528\u6237\u6ce8\u518c\u4fe1\u606f<\/p>\n\n\n\n<p>\u5f53\u7528\u6237\u70b9\u51fb\u6ce8\u518c\u6309\u94ae\u65f6\uff0c\u4f60\u9700\u8981\u5c06\u4ed6\u4eec\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u6216\u5176\u4ed6\u5b58\u50a8\u4f4d\u7f6e\u4e2d\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528<code>http<\/code>\u6216<code>dio<\/code>\u7b49Flutter\u7f51\u7edc\u8bf7\u6c42\u5e93\u5c06\u7528\u6237\u6570\u636e\u53d1\u9001\u5230\u670d\u52a1\u5668\u3002<\/p>\n\n\n\n<p>5.\u9a8c\u8bc1\u7528\u6237\u8eab\u4efd<\/p>\n\n\n\n<p>\u5728\u7528\u6237\u6210\u529f\u6ce8\u518c\u5e76\u767b\u5f55\u4e4b\u540e\uff0c\u4f60\u9700\u8981\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u4fdd\u6301\u4ed6\u4eec\u7684\u8eab\u4efd\u9a8c\u8bc1\u72b6\u6001\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528Flutter\u72b6\u6001\u7ba1\u7406\u5e93\uff08\u5982Provider\u3001Bloc\u7b49\uff09\u6765\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u72b6\u6001\u3002<\/p>\n\n\n\n<p>6.\u4fdd\u5b58\u7528\u6237\u4fe1\u606f<\/p>\n\n\n\n<p>\u5f53\u7528\u6237\u6210\u529f\u767b\u5f55\u65f6\uff0c\u4f60\u53ef\u4ee5\u5728\u672c\u5730\u5b58\u50a8\u4e2d\u4fdd\u5b58\u4ed6\u4eec\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528Flutter\u4e2d\u7684shared_preferences\u5e93\u6765\u5b9e\u73b0\u672c\u5730\u5b58\u50a8\u3002<\/p>\n\n\n\n<p>7.\u521b\u5efa\u6ce8\u9500\u529f\u80fd<\/p>\n\n\n\n<p>\u6700\u540e\uff0c\u4f60\u53ef\u4ee5\u4e3a\u5e94\u7528\u7a0b\u5e8f\u6dfb\u52a0\u6ce8\u9500\u529f\u80fd\u3002\u5f53\u7528\u6237\u70b9\u51fb\u6ce8\u9500\u6309\u94ae\u65f6\uff0c\u4f60\u9700\u8981\u6e05\u9664\u4ed6\u4eec\u7684\u8eab\u4efd\u9a8c\u8bc1\u72b6\u6001\u548c\u672c\u5730\u5b58\u50a8\u4e2d\u4fdd\u5b58\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u662f\u5b9e\u73b0\u7b80\u5355\u7684\u767b\u5f55\u548c\u6ce8\u518c\u529f\u80fd\u7684\u57fa\u672c\u6b65\u9aa4\uff0c\u4f60\u53ef\u4ee5\u6839\u636e\u4f60\u7684\u9700\u6c42\u548c\u5e94\u7528\u7a0b\u5e8f\u7684\u89c4\u6a21\u6765\u6269\u5c55\u548c\u4f18\u5316\u8fd9\u4e9b\u6b65\u9aa4\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caFlutter\u8c03\u7528\u7b2c\u4e09\u65b9API\u548c\u96c6\u6210\u7b2c\u4e09\u65b9SDK<\/p>\n\n\n\n<p>\u5728Flutter\u4e2d\u8c03\u7528\u7b2c\u4e09\u65b9API\u548c\u96c6\u6210\u7b2c\u4e09\u65b9SDK\u901a\u5e38\u9700\u8981\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<p>1.\u67e5\u627e\u9002\u5f53\u7684API\u6216SDK<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u4f60\u9700\u8981\u67e5\u627e\u9002\u5f53\u7684\u7b2c\u4e09\u65b9API\u6216SDK\uff0c\u4ee5\u6ee1\u8db3\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f\u9700\u6c42\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u9700\u8981\u6dfb\u52a0\u5730\u56fe\u529f\u80fd\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528Google Maps API\u6216Mapbox SDK\u3002\u5982\u679c\u4f60\u9700\u8981\u6dfb\u52a0\u652f\u4ed8\u529f\u80fd\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528Stripe\u6216Braintree\u7b49\u652f\u4ed8\u5904\u7406SDK\u3002<\/p>\n\n\n\n<p>2.\u83b7\u53d6API\u6216SDK\u7684\u8bbf\u95ee\u5bc6\u94a5\u6216App ID<\/p>\n\n\n\n<p>\u5728\u8c03\u7528\u7b2c\u4e09\u65b9API\u6216\u96c6\u6210\u7b2c\u4e09\u65b9SDK\u4e4b\u524d\uff0c\u4f60\u901a\u5e38\u9700\u8981\u5728\u63d0\u4f9b\u5546\u7684\u7f51\u7ad9\u4e0a\u6ce8\u518c\uff0c\u83b7\u53d6\u4e00\u4e2a\u8bbf\u95ee\u5bc6\u94a5\u6216App ID\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u4f1a\u6709\u6240\u4e0d\u540c\uff0c\u56e0\u4e3a\u6bcf\u4e2aAPI\u6216SDK\u7684\u6ce8\u518c\u65b9\u5f0f\u90fd\u6709\u6240\u4e0d\u540c\u3002\u4f60\u9700\u8981\u9075\u5faa\u63d0\u4f9b\u5546\u7684\u6587\u6863\u6765\u5b8c\u6210\u8fd9\u4e2a\u6b65\u9aa4\u3002<\/p>\n\n\n\n<p>3.\u5bfc\u5165API\u6216SDK\u5e93<\/p>\n\n\n\n<p>\u4e00\u65e6\u4f60\u83b7\u5f97\u4e86\u8bbf\u95ee\u5bc6\u94a5\u6216App ID\uff0c\u4f60\u9700\u8981\u5728Flutter\u9879\u76ee\u4e2d\u5bfc\u5165API\u6216SDK\u5e93\u3002\u5728Flutter\u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528<code>pubspec.yaml<\/code>\u6587\u4ef6\u6765\u7ba1\u7406\u9879\u76ee\u4e2d\u7684\u4f9d\u8d56\u5173\u7cfb\u3002\u4f60\u53ef\u4ee5\u5728\u8be5\u6587\u4ef6\u4e2d\u6dfb\u52a0\u6240\u9700\u7684API\u6216SDK\u5e93\u7684\u540d\u79f0\u548c\u7248\u672c\u3002<\/p>\n\n\n\n<p>4.\u4f7f\u7528API\u6216SDK<\/p>\n\n\n\n<p>\u5728\u5bfc\u5165API\u6216SDK\u5e93\u540e\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528Dart\u4ee3\u7801\u8c03\u7528\u8be5API\u6216SDK\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u4f7f\u7528Google Maps API\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528<code>google_maps_flutter<\/code>\u5e93\u6765\u5728Flutter\u5e94\u7528\u7a0b\u5e8f\u4e2d\u663e\u793a\u5730\u56fe\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u4f60\u9700\u8981\u8bbe\u7f6e\u8bbf\u95ee\u5bc6\u94a5\uff0c\u5e76\u4f7f\u7528\u76f8\u5e94\u7684\u4ee3\u7801\u6765\u663e\u793a\u5730\u56fe\u3002<\/p>\n\n\n\n<p>5.\u5904\u7406\u54cd\u5e94<\/p>\n\n\n\n<p>\u4e00\u65e6\u4f60\u8c03\u7528\u4e86API\uff0c\u4f60\u5c06\u83b7\u5f97\u4e00\u4e2a\u54cd\u5e94\u5bf9\u8c61\u3002\u4f60\u9700\u8981\u4f7f\u7528Dart\u4ee3\u7801\u89e3\u6790\u8be5\u5bf9\u8c61\uff0c\u5e76\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u663e\u793a\u76f8\u5e94\u7684\u7ed3\u679c\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u8c03\u7528\u4e86\u5929\u6c14API\uff0c\u5e76\u83b7\u5f97\u4e86JSON\u54cd\u5e94\uff0c\u4f60\u9700\u8981\u89e3\u6790\u8be5JSON\u54cd\u5e94\uff0c\u5e76\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u663e\u793a\u5929\u6c14\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u8c03\u7528\u7b2c\u4e09\u65b9API\u548c\u96c6\u6210\u7b2c\u4e09\u65b9SDK\u9700\u8981\u4ed4\u7ec6\u9605\u8bfb\u6587\u6863\uff0c\u5e76\u6b63\u786e\u8bbe\u7f6eAPI\u5bc6\u94a5\u548cSDK\u4f9d\u8d56\u9879\u3002\u4e00\u65e6\u8bbe\u7f6e\u5b8c\u6210\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528Dart\u4ee3\u7801\u6765\u8c03\u7528API\u6216SDK\uff0c\u5e76\u5728Flutter\u5e94\u7528\u7a0b\u5e8f\u4e2d\u663e\u793a\u7ed3\u679c\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u5728Github\u4e0a\u6709\u54ea\u4e9b\u57fa\u4e8eFlutter\u7684\u4f18\u79c0\u7cfb\u7edf<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u4e8eFlutter\u7684\u4f18\u79c0\u5f00\u6e90\u7cfb\u7edf\uff0c\u5b83\u4eec\u90fd\u662f\u5728GitHub\u4e0a\u8fdb\u884c\u5f00\u53d1\u548c\u7ef4\u62a4\u7684\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Flutter Gallery &#8211; Flutter\u56e2\u961f\u5f00\u53d1\u7684\u4e00\u4e2a\u793a\u4f8b\u5e94\u7528\u7a0b\u5e8f\uff0c\u5c55\u793a\u4e86Flutter\u7684\u5404\u79cd\u529f\u80fd\u548cUI\u63a7\u4ef6\u3002<\/li>\n\n\n\n<li>Flutter E-commerce App &#8211; \u4e00\u4e2a\u5f00\u6e90\u7684\u7535\u5b50\u5546\u52a1\u5e94\u7528\u7a0b\u5e8f\uff0c\u63d0\u4f9b\u4e86\u8bb8\u591a\u529f\u80fd\uff0c\u4f8b\u5982\u5546\u54c1\u641c\u7d22\u3001\u8d2d\u7269\u8f66\u3001\u8ba2\u5355\u8ddf\u8e2a\u7b49\u3002<\/li>\n\n\n\n<li>Flutter Tutorials &#8211; \u4e00\u4e2a\u57fa\u4e8eFlutter\u7684\u6559\u7a0b\u5e94\u7528\u7a0b\u5e8f\uff0c\u63d0\u4f9b\u4e86Flutter\u7684\u8bb8\u591a\u6559\u7a0b\u548c\u793a\u4f8b\u4ee3\u7801\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u5b66\u4e60Flutter\u5f00\u53d1\u3002<\/li>\n\n\n\n<li>Flutter Music Player &#8211; \u4e00\u4e2a\u57fa\u4e8eFlutter\u7684\u97f3\u4e50\u64ad\u653e\u5668\u5e94\u7528\u7a0b\u5e8f\uff0c\u63d0\u4f9b\u4e86\u8bb8\u591a\u97f3\u4e50\u64ad\u653e\u5668\u7684\u5e38\u89c1\u529f\u80fd\uff0c\u4f8b\u5982\u64ad\u653e\u5217\u8868\u3001\u6b4c\u66f2\u641c\u7d22\u3001\u6b4c\u8bcd\u663e\u793a\u7b49\u3002<\/li>\n\n\n\n<li>Flutter News App &#8211; \u4e00\u4e2a\u57fa\u4e8eFlutter\u7684\u65b0\u95fb\u5e94\u7528\u7a0b\u5e8f\uff0c\u63d0\u4f9b\u4e86\u8bb8\u591a\u65b0\u95fb\u7c7b\u5e94\u7528\u7a0b\u5e8f\u7684\u5e38\u89c1\u529f\u80fd\uff0c\u4f8b\u5982\u65b0\u95fb\u5206\u7c7b\u3001\u641c\u7d22\u3001\u9605\u8bfb\u5386\u53f2\u7b49\u3002<\/li>\n\n\n\n<li>Flutter Movie App &#8211; \u4e00\u4e2a\u57fa\u4e8eFlutter\u7684\u7535\u5f71\u5e94\u7528\u7a0b\u5e8f\uff0c\u63d0\u4f9b\u4e86\u8bb8\u591a\u7535\u5f71\u7c7b\u5e94\u7528\u7a0b\u5e8f\u7684\u5e38\u89c1\u529f\u80fd\uff0c\u4f8b\u5982\u7535\u5f71\u641c\u7d22\u3001\u8be6\u60c5\u9875\u3001\u63a8\u8350\u7b49\u3002<\/li>\n\n\n\n<li>Flutter Weather App &#8211; \u4e00\u4e2a\u57fa\u4e8eFlutter\u7684\u5929\u6c14\u5e94\u7528\u7a0b\u5e8f\uff0c\u63d0\u4f9b\u4e86\u5929\u6c14\u9884\u62a5\u3001\u57ce\u5e02\u641c\u7d22\u3001\u591a\u8bed\u8a00\u7b49\u529f\u80fd\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8fd9\u4e9b\u5f00\u6e90\u7cfb\u7edf\u63d0\u4f9b\u4e86\u8bb8\u591aFlutter\u5f00\u53d1\u7684\u6700\u4f73\u5b9e\u8df5\u548c\u793a\u4f8b\u4ee3\u7801\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u597d\u5730\u7406\u89e3Flutter\u6846\u67b6\u548cDart\u8bed\u8a00\uff0c\u52a0\u5febFlutter\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u901f\u5ea6\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u5728Github\u4e0a\u6709\u54ea\u4e9b\u57fa\u4e8eFlutter\u7684\u4f18\u79c0\u6559\u7a0b\u548c\u793e\u533a<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u4e8eFlutter\u7684\u4f18\u79c0\u6559\u7a0b\u548c\u793e\u533a\uff0c\u5b83\u4eec\u90fd\u662f\u5728GitHub\u4e0a\u8fdb\u884c\u5f00\u53d1\u548c\u7ef4\u62a4\u7684\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Flutter China &#8211; Flutter\u4e2d\u6587\u793e\u533a\uff0c\u63d0\u4f9b\u4e86Flutter\u7684\u6559\u7a0b\u3001\u8d44\u6e90\u3001\u5de5\u5177\u548c\u63d2\u4ef6\u7b49\u3002<\/li>\n\n\n\n<li>Flutter Examples &#8211; \u4e00\u4e2a\u57fa\u4e8eFlutter\u7684\u793a\u4f8b\u4ee3\u7801\u5e93\uff0c\u63d0\u4f9b\u4e86\u8bb8\u591aFlutter\u7684\u793a\u4f8b\u4ee3\u7801\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u597d\u5730\u5b66\u4e60Flutter\u5f00\u53d1\u3002<\/li>\n\n\n\n<li>Flutter By Example &#8211; 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