{"id":34179,"date":"2024-11-25T13:44:38","date_gmt":"2024-11-25T05:44:38","guid":{"rendered":"https:\/\/fwq.ai\/blog\/34179\/"},"modified":"2024-11-25T13:44:38","modified_gmt":"2024-11-25T05:44:38","slug":"%e6%89%8b%e6%8a%8a%e6%89%8b%e5%b8%a6%e4%bd%a0%e7%9c%8b%e7%9c%8b%e5%b0%8f%e7%a8%8b%e5%ba%8f%e5%a6%82%e4%bd%95%e4%bc%98%e5%8c%96%ef%bc%9f%ef%bc%88%e5%ae%9e%e8%b7%b5%e6%80%bb%e7%bb%93%ef%bc%89","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/34179\/","title":{"rendered":"\u624b\u628a\u624b\u5e26\u4f60\u770b\u770b\u5c0f\u7a0b\u5e8f\u5982\u4f55\u4f18\u5316\uff1f\uff08\u5b9e\u8df5\u603b\u7ed3\uff09"},"content":{"rendered":"<p>\u5c0f\u7a0b\u5e8f\u5982\u4f55\u4f18\u5316\uff1f\u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u603b\u7ed3\u4e00\u4e0b\u5c0f\u7a0b\u5e8f\u4f18\u5316\u5b9e\u8df5\uff0c\u770b\u770b\u5c0f\u7a0b\u5e8f\u4f18\u5316\u9879\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/000\/024\/61cd18b9b048a707.jpg\" class=\"aligncenter\" title=\"\u624b\u628a\u624b\u5e26\u4f60\u770b\u770b\u5c0f\u7a0b\u5e8f\u5982\u4f55\u4f18\u5316\uff1f\uff08\u5b9e\u8df5\u603b\u7ed3\uff09\u63d2\u56fe\" alt=\"\u624b\u628a\u624b\u5e26\u4f60\u770b\u770b\u5c0f\u7a0b\u5e8f\u5982\u4f55\u4f18\u5316\uff1f\uff08\u5b9e\u8df5\u603b\u7ed3\uff09\u63d2\u56fe\" \/><\/p>\n<h2><strong>\u5c0f\u7a0b\u5e8f\u8fd0\u884c\u8fc7\u7a0b<\/strong><\/h2>\n<p>\u6211\u4eec\u5148\u6765\u68b3\u7406\u4e00\u4e0b\u5c0f\u7a0b\u5e8f\u7684\u8fd0\u884c\u539f\u7406\uff0c\u78e8\u5200\u4e0d\u8bef\u780d\u67f4\u529f\u3002<\/p>\n<p>\u4e00\u56fe\u80dc\u5343\u8a00\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/image\/565\/930\/888\/1640830848109444.png\" class=\"aligncenter\" title=\"\u624b\u628a\u624b\u5e26\u4f60\u770b\u770b\u5c0f\u7a0b\u5e8f\u5982\u4f55\u4f18\u5316\uff1f\uff08\u5b9e\u8df5\u603b\u7ed3\uff09\u63d2\u56fe1\" alt=\"\u624b\u628a\u624b\u5e26\u4f60\u770b\u770b\u5c0f\u7a0b\u5e8f\u5982\u4f55\u4f18\u5316\uff1f\uff08\u5b9e\u8df5\u603b\u7ed3\uff09\u63d2\u56fe1\" \/><\/p>\n<p>\u5efa\u8bae\u5927\u5bb6\u8ba4\u771f\u53bb\u7406\u89e3\u56fe\u4e2d\u7684\u5185\u5bb9\uff0c\u5bf9\u4e8e\u5c0f\u7a0b\u5e8f\u5f00\u53d1\u4ee5\u53ca\u4f18\u5316\u65b9\u5411\u90fd\u6709\u8f83\u6709\u529b\u7684\u7406\u8bba\u652f\u6301\u3002<\/p>\n<h2><strong>\u4f18\u5316\u9879<\/strong><\/h2>\n<p><strong><span style=\"font-size: 18px\">1. \u5408\u7406\u7684\u4f7f\u7528\u5206\u5305<\/span><\/strong><\/p>\n<p>\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u7684\u4e3b\u8981\u7279\u70b9\u662f\u542f\u52a8\u5feb\u901f\uff0c\u4e3a\u4e86\u8fd9\u4e00\u7279\u6027\uff0c\u5b98\u65b9\u56e0\u6b64\u9650\u5236\u4e86\u5305\u7684\u5927\u5c0f\uff0c\u4e0a\u9650\u4e3a 2M\u3002<\/p>\n<p>\u5206\u5305\u662f\u5c0f\u7a0b\u5e8f\u4f18\u5316\u7684\u7b2c\u4e00\u8981\u52a1\uff0c\u80fd\u6709\u6548\u63d0\u9ad8\u5c0f\u7a0b\u5e8f\u542f\u52a8\u901f\u5ea6\uff0c\u4ee5\u53ca\u9875\u9762\u6253\u5f00\u901f\u5ea6\u3002<\/p>\n<p>\u5305\u5206\u4e3a\u3010\u4e3b\u5305\u3011\u3010\u666e\u901a\u5206\u5305\u3011\u3010\u72ec\u7acb\u5206\u5305\u3011\u3002<\/p>\n<p>\u3010\u4e3b\u5305\u3011\u5e94\u8be5\u53ea\u653e\u7f6e\u542f\u52a8\u9875\u6216\u8005<strong>TabBar<\/strong>\u9875\u9762\u3002<\/p>\n<p>\u3010\u666e\u901a\u5206\u5305\u3011\u653e\u7f6e\u975e<strong>TabBar<\/strong>\u9875\u9762\u7684\u5176\u4ed6\u9875\u9762\uff0c\u63a8\u8350\u6309\u7167\u9875\u9762\u6570\u91cf\u6216\u8005\u6a21\u5757\u5212\u5206\u591a\u4e2a\u5206\u5305\uff0c\u51cf\u5c11\u5206\u5305\u7684\u5927\u5c0f\uff0c\u5f53\u7528\u6237\u8fdb\u5165\u5bf9\u5e94\u5206\u5305\u9875\u9762\u7684\u65f6\u5019\u624d\u4f1a\u53bb\u4e0b\u8f7d\u8fd9\u4e2a\u5305\uff0c\u8fd9\u4e5f\u5b9e\u73b0\u4e86\u5305\u7684\u6309\u9700\u52a0\u8f7d\uff0c\u907f\u514d\u4e86\u8d44\u6e90\u6d6a\u8d39\u3002\u5f53\u5c0f\u7a0b\u5e8f\u4ece\u666e\u901a\u5206\u5305\u4e2d\u7684\u67d0\u4e2a\u9875\u9762\u7684\u65f6\u5019\u542f\u52a8\u65f6\uff0c\u9700\u8981\u9996\u5148\u4e0b\u8f7d\u4e3b\u5305\uff0c\u7136\u540e\u5728\u4e0b\u8f7d\u5206\u5305\u3002<\/p>\n<p>\u3010\u72ec\u7acb\u5206\u5305\u3011\u653e\u7f6e\u4e00\u4e9b\u72ec\u7acb\u6027\u8f83\u9ad8\u7684\u9875\u9762\uff0c\u5f53\u5c0f\u7a0b\u5e8f\u4ece\u72ec\u7acb\u5206\u5305\u4e2d\u7684\u9875\u9762\u542f\u52a8\u65f6\uff0c\u53ea\u4f1a\u4e0b\u8f7d\u72ec\u7acb\u5206\u5305\uff0c\u4ece\u800c\u5927\u5927\u63d0\u9ad8\u5c0f\u7a0b\u5e8f\u542f\u52a8\u901f\u5ea6\uff0c\u5f53\u7528\u6237\u8fdb\u5165<strong>TabBar<\/strong>\u9875\u9762\u6216\u8005\u5176\u4ed6\u666e\u901a\u5206\u5305\u9875\u9762\u624d\u56de\u53bb\u4e0b\u8f7d\u5bf9\u5e94\u7684\u5305\u3002<\/p>\n<blockquote><p>\n  \u72ec\u7acb\u5206\u5305\u4e2d\u4e0d\u80fd\u6709\u4efb\u4f55\u5168\u5c40\u7684\u4e1c\u897f\uff0c\u5305\u62ec\u7ec4\u4ef6\uff0c\u767b\u5f55\u7b49\uff0c\u5f15\u5165\u4efb\u4f55\u5176\u4ed6\u5305\u4e2d\u7684\u8d44\u6e90\u90fd\u4f1a\u51fa\u9519\u3002\n<\/p><\/blockquote>\n<p><strong>\u4f5c\u8005\u5efa\u8bae<\/strong>\u68b3\u7406\u597d\u9875\u9762\u548c\u529f\u80fd\u518d\u5206\u5305\uff0c\u5206\u5305\u7684\u754c\u9650\u5e76\u4e0d\u662f\u5305\u7684\u5927\u5c0f\u8d85\u8fc7\u4e86 <strong>2M<\/strong>\uff0c\u800c\u662f\u8981\u7075\u6d3b\u7684\u6839\u636e<strong>\u4e1a\u52a1\u548c\u529f\u80fd<\/strong>\u6765\u8fdb\u884c\u5212\u5206\u3002\u5728\u5982\u4eca\u6b63\u5e38\u7f51\u7edc\u60c5\u51b5\u4e0b\uff0c<strong>2M<\/strong> \u7684\u5206\u5305\u548c <strong>500KB<\/strong> \u7684\u5206\u5305\u7684\u4e0b\u8f7d\u53ef\u80fd\u7528\u6237\u611f\u77e5\u5dee\u8ddd\u4e0d\u4f1a\u7279\u522b\u5927\uff0c\u4f46\u662f\u5982\u679c\u662f\u5728\u5f31\u7f51\u73af\u5883\u4e0b\uff0c\u8fd9\u4e24\u8005\u4f1a\u9020\u6210\u7528\u6237\u767d\u5c4f\u7684\u65f6\u95f4\u4e0a\u5c31\u6709\u5f88\u5927\u7684\u5dee\u8ddd\uff08\u4eb2\u8eab\u7ecf\u5386\uff0c\u53ef\u4ee5\u8bf4\u662f\u638f\u5fc3\u638f\u80ba\u4e86\uff09\u3002<\/p>\n<blockquote>\n<p><em>\u6bd4\u5982\uff0c\u6211\u4f1a\u5c06\u90a3\u4e9b\u53ef\u4ee5\u7531<strong>TabBar<\/strong>\u9875\u9762\u76f4\u63a5\u8fdb\u5165\u4e14\u9891\u7387\u8f83\u9ad8\u7684\u4e8c\u7ea7\u9875\u9762\u653e\u5165\u4e00\u4e2a\u5206\u5305\uff0c\u7136\u540e\u5176\u4ed6\u66f4\u6df1\u5c42\u6b21\u7684\u9875\u9762\u6216\u8005\u90a3\u4e9b\u4e0d\u662f\u90a3\u4e48\u91cd\u8981\u7684\u9875\u9762\u5206\u6210\u4e00\u4e2a\u5305\uff0c\u53c8\u6216\u8005\u5c06\u6574\u4e2a\u8ba2\u5355\u4e1a\u52a1\u6a21\u5757\u7684\u9875\u9762\u5206\u6210\u4e00\u4e2a\u5305\u3002<\/em><\/p>\n<\/blockquote>\n<p>\u5305\u5206\u597d\u4e86\uff0c\u81ea\u7136\u4e0d\u80fd\u5c11\u4e86\u3010\u5206\u5305\u9884\u4e0b\u8f7d\u3011\u3002\u53ef\u4ee5\u6309\u7167\u8fdb\u884c\u914d\u7f6e\uff0c\u5f53\u7528\u6237\u8fdb\u5165\u67d0\u4e2a\u9875\u9762\u65f6\uff0c\u63d0\u524d\u4e0b\u8f7d\u5305\u3002<\/p>\n<p><strong><span style=\"font-size: 18px\">2. \u6309\u9700\u6ce8\u5165<\/span><\/strong><\/p>\n<p>\u5c0f\u7a0b\u5e8f\u4e0b\u8f7d\u5b8c\u5305\u4e4b\u540e\uff0c\u4f1a\u5c06\u6253\u5f00\u9875\u9762\u6240\u5728\u5305\u7684\u5168\u90e8JS\u5408\u5e76\u6ce8\u5165\uff0c\u4e00\u4e9b\u672a\u8bbf\u95ee\u7684\u9875\u9762\u4ee5\u53ca\u672a\u7528\u5230\u7684\u81ea\u5b9a\u4e49\u7ec4\u4ef6\u4e5f\u4f1a\u88ab\u6ce8\u5165\u5230\u8fd0\u884c\u73af\u5883\u5f53\u4e2d\u3002\u5f71\u54cd\u6ce8\u5165\u8017\u65f6\u548c\u5185\u5b58\u5360\u7528\u3002\u6211\u4eec\u5e0c\u671b\u7684\u662f\u5f53\u5305\u4e0b\u8f7d\u5b8c\u6210\u540e\uff0c\u53ea\u6ce8\u5165\u6211\u4eec\u5373\u5c06\u6253\u5f00\u7684\u9875\u9762\u7684\u4ee3\u7801\u5c31\u884c\u3002<\/p>\n<blockquote>\n<p>\u8fd9\u4e5f\u662f\u5c0f\u7a0b\u5e8f\u542f\u52a8\u6216\u8df3\u8f6c\u8fdb\u5165\u5206\u5305\u9875\u9762\u5f71\u54cd\u767d\u5c4f\u65f6\u95f4\u7684\u4e00\u70b9\u3002<\/p>\n<\/blockquote>\n<pre>{\n&nbsp;&nbsp;&nbsp;&nbsp;\"lazyCodeLoading\"&nbsp;:&nbsp;\"requiredComponents\"\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong><span style=\"font-size: 18px\">3. \u660e\u786e <\/span><span style=\"font-size: 18px\">setData<\/span><span style=\"font-size: 18px\"> \u7684\u51e0\u4e2a\u8c03\u7528\u539f\u5219<\/span><\/strong><\/p>\n<p>\u5c0f\u7a0b\u5e8f\u662f\u4ee5\u5fae\u4fe1\u5ba2\u6237\u7aef\u4e3a\u5bbf\u4e3b\u8fd0\u884c\u7684\uff0c\u5373wxml\u3001wxs\u3001wxss\u90fd\u662f\u8fd0\u884c\u5728\u5ba2\u6237\u7aef\u7684\uff0c\u8fd0\u884c\u73af\u5883\u53c8\u5206\u6210\u4e86\u4e24\u4e2a\u7ebf\u7a0b\uff0c\u4e00\u4e2a\u6e32\u67d3\u7ebf\u7a0b\uff0c\u4e00\u4e2a\u903b\u8f91\u7ebf\u7a0b\u3002\u6e32\u67d3\u5c42\u4f7f\u7528 WebView \u8fdb\u884c\u6e32\u67d3\uff0c \u903b\u8f91\u5c42\u4f7f\u7528JSCore\u8fd0\u884cJS\u4ee3\u7801\u3002wxml\u548cwxss\u5de5\u4f5c\u5728\u6e32\u67d3\u7ebf\u7a0b\uff0c\u800cwxs\u5de5\u4f5c\u5728\u903b\u8f91\u7ebf\u7a0b\u3002\u90a3\u4e24\u4e2a\u7ebf\u7a0b\u4e4b\u95f4\u600e\u4e48\u901a\u4fe1\u5462\uff1f<\/p>\n<ul>\n<li>\n<p><strong>\u901a\u8fc7\u5ba2\u6237\u7aef\u4f5c\u4e3a\u4e2d\u8f6c\u7ad9\u8fdb\u884c\u901a\u4fe1<\/strong><\/p>\n<\/li>\n<\/ul>\n<p>\u6e32\u67d3\u5c42\u89e6\u53d1\u4e8b\u4ef6\u54cd\u5e94\u5230\u5ba2\u6237\u7aef\uff0c\u903b\u8f91\u5c42\u901a\u8fc7setData\u4f20\u9001\u6570\u636e\u5230\u5ba2\u6237\u7aef\uff0c\u4e24\u8fb9\u7684\u6570\u636e\u90fd\u4f1a\u88ab\u8f6c\u6362\u6210\u5b57\u7b26\u4e32\u4e4b\u540e\u8fdb\u884c\u4f20\u8f93\uff0c\u5ba2\u6237\u7aef\u518d\u5206\u522b\u505a\u51fa\u54cd\u5e94\uff0c\u5e76\u4e14\u54cd\u5e94\u5e76\u975e\u5b9e\u65f6\u7684\u3002\u610f\u5473\u7740\u5728\u903b\u8f91\u5c42\u89e6\u53d1setData\u9875\u9762\u5e76\u4e0d\u4f1a\u9a6c\u4e0a\u66f4\u65b0\uff0c\u4f1a\u6709\u4e00\u4e9b\u5ef6\u8fdf\u6e32\u67d3\u5c42\u624d\u4f1a\u66f4\u65b0\u3002<\/p>\n<p>\u6a21\u578b\u5982\u56fe\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/image\/820\/717\/335\/1640830856789293.png\" class=\"aligncenter\" title=\"\u624b\u628a\u624b\u5e26\u4f60\u770b\u770b\u5c0f\u7a0b\u5e8f\u5982\u4f55\u4f18\u5316\uff1f\uff08\u5b9e\u8df5\u603b\u7ed3\uff09\u63d2\u56fe2\" alt=\"\u624b\u628a\u624b\u5e26\u4f60\u770b\u770b\u5c0f\u7a0b\u5e8f\u5982\u4f55\u4f18\u5316\uff1f\uff08\u5b9e\u8df5\u603b\u7ed3\uff09\u63d2\u56fe2\" \/><\/p>\n<p>Native\u5373\u5ba2\u6237\u7aef\u3002<\/p>\n<p>\u56de\u5230\u95ee\u9898\uff0csetData\u5728\u903b\u8f91\u5c42\u8c03\u7528\uff0c\u8ba9\u6e32\u67d3\u5c42\u5feb\u901f\u54cd\u5e94\u53d6\u51b3\u4e8e\u903b\u8f91\u5c42\u5230\u5ba2\u6237\u7aef\u7684\u6570\u636e\u4f20\u8f93\u6548\u7387\uff0c\u800c\u8fd9\u4e2a\u4f20\u8f93\u6548\u7387\u53c8\u53d6\u51b3\u4e8e\u4f60\u4f20\u8f93\u6570\u636e\u7684\u5927\u5c0f\uff0c\u6240\u4ee5\u5728\u8c03\u7528setData\u7684\u65f6\u5019\u5e94\u8be5\u5c3d\u53ef\u80fd\u51cf\u5c11\u6570\u636e\u4f20\u8f93\u5927\u5c0f\u3002<\/p>\n<p>Native\u4f1a\u5c06wxml\u8f6c\u6362\u6210 <strong>js\u5bf9\u8c61<\/strong>\uff0c\u7136\u540e\u548csetData\u4f20\u8fdb\u6765\u7684\u5bf9\u8c61\u505a\u5dee\u5f02\u5316\u5bf9\u6bd4\uff0c\u5c06\u5dee\u5f02\u5316\u6e32\u67d3\u5230\u89c6\u56fe\u4e0a\u3002<\/p>\n<p>\u7efc\u4e0a\u539f\u7406\uff0c\u6211\u4eec\u8c03\u7528setData\u5e94\u8be5\u9075\u5faa\u51e0\u4e2a\u539f\u5219\uff1a<\/p>\n<ul>\n<li>\u5c3d\u53ef\u80fd\u51cf\u5c0f\u9700\u8981 <strong>setData<\/strong> \u6570\u636e\u7684\u5927\u5c0f\uff0c<strong>JSON.stringify\u540e\u4e0d\u8d85\u8fc7 256KB<\/strong>\u3002<\/li>\n<li>\u907f\u514d\u5c06\u4e0d\u9700\u8981\u6e32\u67d3\u7684\u6570\u636e\uff08\u4e0d\u5728wxml\u4e2d\u7ed1\u5b9a\u7684\u6570\u636e\uff09\u4f20\u5165setData\uff0c\u51cf\u5c11\u5dee\u5f02\u5bf9\u6bd4\u8017\u65f6\u3002<\/li>\n<li>\u907f\u514d\u8fc7\u4e8e\u9891\u7e41\u8c03\u7528setData\uff0c\u4f1a\u5bfc\u81f4\u903b\u8f91\u5c42\u4e1a\u52a1\u7e41\u5fd9\uff0c\u4e00\u76f4\u5728\u5904\u7406setData\u7684\u4f20\u8f93\u961f\u5217\uff0c\u800c\u5bfc\u81f4\u62bd\u4e0d\u5f00\u8eab\u53bb\u5904\u7406\u6e32\u67d3\u5c42\u7684\u54cd\u5e94\uff0c\u4ece\u800c\u5bfc\u81f4\u6e32\u67d3\u963b\u585e\uff0c\u9875\u9762\u51fa\u73b0\u5361\u987f\uff0c\u751a\u81f3setData\u65e0\u6548\u3002\u5982\u679c\u53ef\u4ee5\u7684\u8bdd\uff0c\u53ef\u4ee5\u91c7\u7528\u8282\u6d41\u7b49\u65b9\u5f0f\u8fdb\u884c\u4f18\u5316\u3002<\/li>\n<li>\u5c3d\u53ef\u80fd\u5c06\u591a\u4e2a\u9700\u8981\u66f4\u65b0\u7684\u6570\u636e\u5408\u5e76\u4e3a\u4e00\u6b21setData\uff0c\u51cf\u5c11\u901a\u4fe1\u8fc7\u7a0b\u3002<\/li>\n<li>\u907f\u514d\u540e\u53f0\u9875\u9762\u89e6\u53d1setData\uff0c\u4e5f\u4f1a\u5360\u7528Js\u7ebf\u7a0b\uff0c\u6709\u53ef\u80fd\u4f1a\u9020\u6210\u963b\u585e\uff0c\u5bfc\u81f4\u771f\u6b63\u9700\u8981setData\u7684\u6570\u636e\u6ca1\u6709\u54cd\u5e94<\/li>\n<\/ul>\n<p>\u51cf\u5c0fsetData\u7684\u6570\u636e\u5927\u5c0f\u901a\u5e38\u5728\u5217\u8868\u573a\u666f\u4e2d\uff0c\u901a\u5e38\u53ea\u66f4\u65b0\u9700\u8981\u66f4\u65b0\u7684\u4e0b\u6807\uff1a<\/p>\n<pre>const&nbsp;needRefresh&nbsp;=&nbsp;`list[${index}]`\n\/\/&nbsp;\u5199\u6cd5\u4e00\nsetData({\n&nbsp;&nbsp;&nbsp;&nbsp;[needRefresh]:&nbsp;'\u65b0\u503c'\n})\n\n\/\/&nbsp;\u5199\u6cd5\u4e8c\nsetData({\n&nbsp;&nbsp;&nbsp;&nbsp;[`list[${index}]`]:&nbsp;'\u65b0\u503c'\n})\n\n\/\/&nbsp;\u5199\u6cd5\u4e09\nsetData({\n&nbsp;&nbsp;&nbsp;&nbsp;'list[0]':&nbsp;'\u65b0\u503c'\n})\n\n\/\/&nbsp;\u5199\u6cd5\u56db\nconst&nbsp;needRefresh&nbsp;=&nbsp;`list[${index}].disabled`\nsetData({\n&nbsp;&nbsp;&nbsp;&nbsp;[needRefresh]:&nbsp;'\u65b0\u503c'\n})\n\n\/\/&nbsp;\u5199\u6cd55&nbsp;\u66f4\u65b0\u5bf9\u8c61\nsetData({\n&nbsp;&nbsp;&nbsp;&nbsp;'personal.name':'xxx'\n})<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<blockquote>\n<p>\u5982\u679c\u6709\u53d8\u91cf\uff0c\u5c31\u9700\u8981\u653e\u5728[]\u5185\u3002<\/p>\n<\/blockquote>\n<p><strong><span style=\"font-size: 18px\">4. \u63a7\u5236\u56fe\u7247\u5927\u5c0f\u6bd4\u4f8b<\/span><\/strong><\/p>\n<blockquote>\n<p>\u56fe\u7247\u592a\u5927\u4f1a\u589e\u52a0\u4e0b\u8f7d\u65f6\u95f4\u548c\u5185\u5b58\u7684\u6d88\u8017\uff0c\u5e76\u4e14\u4e3a\u4e86\u7528\u6237\u4f53\u9a8c\uff0c\u5e94\u8be5\u63a7\u5236\u56fe\u7247\u7684\u9ad8\u5bbd\u6bd4\u4f8b\uff0c\u9632\u6b62\u56fe\u7247\u53d8\u5f62\u6216\u8005\u88ab\u88c1\u5207\uff08\u8fd9\u4e2a\u95ee\u9898\u53ef\u4ee5\u6839\u636eimage\u7684mode\u5c5e\u6027\u8fdb\u884c\u8c03\u6574\uff09\u3002<\/p>\n<\/blockquote>\n<p>\u4e00\u4e2a\u5408\u683c\u7684\u56fe\u7247\u5e94\u8be5\u6ee1\u8db3\u4ee5\u4e0b\u4e24\u70b9\uff1a<\/p>\n<ul>\n<li>\n<p><strong>\u56fe\u7247\u5bbd\u9ad8\u4e58\u79ef \u3002<\/strong><\/p>\n<\/li>\n<li>\n<p><strong>\u663e\u793a\u7684\u9ad8\/\u5bbd\u4e0e\u539f\u56fe\u7684\u9ad8\/\u5bbd\u4e0d\u8d85\u8fc7 15%<\/strong>\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u7531\u4e8e\u8fd9\u4e9b\u56fe\u7247\u90fd\u51fa\u81ea <strong>UI<\/strong>\uff0c\u6240\u4ee5\u5728\u8fd9\u4e00\u6761\u4f18\u5316\u4e0a\u4f60\u9700\u8981\u505a\u7684\u662f\uff1a\u62ff\u7740\u8fd9\u4e24\u6761\u6307\u6807\u53bb\u8ddf <strong>UI<\/strong> battle\u3002<\/p>\n<p>good lucky \uff5e&nbsp;<\/p>\n<p>\u4ee5\u4e0a\u7b2c\u4e00\u6761\u5c31\u662f\u548c\u8bbe\u5907\u7684\u3010<strong>dpr<\/strong>\u3011\u76f8\u5173\uff0c\u79fb\u52a8\u7aef\u5f00\u53d1\u4e00\u5b9a\u8981\u7406\u89e3\u3010<strong>dpr\u3011\uff0c\u8fd9\u91cc\u5c31\u4e0d\u591a\u8d58\u8ff0\u4e86<\/strong>\u3002<\/p>\n<p>\u6211\u4eec\u5e94\u8be5\u5408\u7406\u7684\u91c7\u7528\u56fe\u7247\u8d44\u6e90\uff0c\u4f8b\u5982\u5728\u3010<strong>dpr<\/strong>\u3011\u4e3a 2 \u7684\u8bbe\u5907\u4e0a\uff0c\u4e00\u4e2a <strong>60&#215;60<\/strong> \u7684\u5143\u7d20\u533a\u57df\u663e\u793a\u7684\u56fe\u7247\u4e3a\u4e86\u517c\u987e\u6e05\u6670\u5ea6\u4e0e\u8d44\u6e90\u5927\u5c0f\uff0c\u56fe\u7247\u5927\u5c0f\u4e0d\u5e94\u8be5\u8d85\u8fc7 <strong>120&#215;120<\/strong>\uff0c \u540c\u7406\uff0c\u3010<strong>dpr<\/strong>\u3011\u4e3a 3 \u8bbe\u5907\uff0c\u56fe\u7247\u5e94\u8be5\u4e0d\u8d85\u8fc7 <strong>180&#215;180\u3002<\/strong><\/p>\n<p>\u6211\u4eec\u5c0f\u7a0b\u5e8f\u7684\u8d44\u6e90\u90fd\u653e\u5728<strong>cdn<\/strong>\u4e0a\uff0c\u53ef\u4ee5\u5229\u7528<strong>cdn<\/strong>\u7684\u56fe\u7247\u4e91\u5904\u7406\u529f\u80fd\u5bf9\u8d44\u6e90\u8bf7\u6c42\u8fdb\u884c\u63a7\u5236\uff0c\u6211\u53f8\u7528\u7684\u4e03\u725b\u4e91\u548c\u53c8\u62cd\u4e91\uff0c\u5982\u4e0b\uff1a<\/p>\n<pre>\/\/&nbsp;\u4e03\u725b\u4e91\n`${_src}?imageMogr2\/thumbnail\/!${scaleRatio}p`\n\n\/\/&nbsp;\u53c8\u62cd\u4e91\n`${_src}!\/scale\/${scaleRatio}`<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u66f4\u591a\u4e91\u5904\u7406\u529f\u80fd\u53ef\u4ee5\u632a\u6b65\u5b98\u7f51\uff1a\u4e03\u725b\u4e91\uff08https:\/\/developer.qiniu.com\/dora\/8255\/the-zoom\uff09 &nbsp;\u548c\u53c8\u62cd\u4e91\uff08https:\/\/help.upyun.com\/knowledge-base\/image\/\uff09<\/p>\n<p>\u6211\u4eec\u5728\u5c0f\u7a0b\u5e8f\u5185\u81ea\u5b9a\u4e49\u4e86\u56fe\u7247\u7ec4\u4ef6 cus-image , \u8be5\u7ec4\u4ef6\u4f1a\u6839\u636e\u3010<strong>dpr<\/strong>\u3011\u5bf9\u56fe\u7247\u8fdb\u884c\u4e91\u5904\u7406\u3002\u5e76\u63d0\u4f9b\u4e86 ratio \u5c5e\u6027\u7075\u6d3b\u8c03\u6574\u56fe\u7247\u5927\u5c0f\uff08\u56e0\u4e3a\u8fd0\u8425\u65b9\u4e0a\u4f20\u7684\u56fe\u7247\u53ef\u80fd\u5728\u4e0d\u540c\u5c3a\u5bf8\u7684\u5143\u7d20\u533a\u57df\u5185\u5f15\u7528\uff0c\u6240\u4ee5\u9700\u8981\u5f00\u53d1\u4eba\u5458\u7075\u6d3b\u63a7\u5236\uff09\u3002<\/p>\n<p><strong><span style=\"font-size: 18px\">5. \u907f\u514d\u77ed\u65f6\u95f4\u5185\u53d1\u8d77\u592a\u591a\u8bf7\u6c42<\/span><\/strong><\/p>\n<p>\u5c0f\u7a0b\u5e8f\u4e2dwx.request\u3001wx.uploadFile\u3001wx.downloadFile\u7684\u53d1\u8d77\u7684\u7f51\u7edc\u8bf7\u6c42\u77ed\u65f6\u95f4\u5185\u6700\u5927\u5e76\u53d1\u9650\u5236\u662f&nbsp;<strong>10<\/strong>&nbsp;\u4e2a\uff0c\u8d85\u8fc7 <strong>10<\/strong> \u4e2a\u5c31\u4f1a\u5bfc\u81f4\u8bf7\u6c42\u963b\u585e\u3002\u800c\u56fe\u7247\u8bf7\u6c42\u7684\u5e76\u53d1\u6700\u5927\u6570\u91cf\u4e3a<strong>6<\/strong>\u3002<\/p>\n<p>\u90a3<strong>\u77ed\u65f6\u95f4<\/strong>\u600e\u4e48\u53bb\u754c\u5b9a\u5462\uff1f<\/p>\n<ul>\n<li>\u3010\u7f51\u7edc\u8bf7\u6c42\u3011<strong>\u8017\u65f6\u8d85\u8fc7 300ms \u7684\u8bf7\u6c42\u5e76\u53d1\u6570\u4e0d\u8d85\u8fc7 10 \u4e2a<\/strong>\uff08\u4e00\u822c\u4e0d\u4f1a\u51fa\u73b0\u8fd9\u4e2a\u95ee\u9898\uff0c\u5982\u679c\u6709\u8fd9\u4e2a\u95ee\u9898\u90a3\u53ef\u80fd\u8be5\u8003\u8651\u62c6\u5206\u9875\u9762\u3001\u62c6\u5206\u4e1a\u52a1\u6216\u8005\u5408\u5e76\u63a5\u53e3\u4e86\u3002\uff09<\/li>\n<li>\u3010\u56fe\u7247\u8bf7\u6c42\u3011<strong>\u540c\u57df\u540d\u8017\u65f6\u8d85\u8fc7 100ms \u7684\u56fe\u7247\u8bf7\u6c42\u5e76\u53d1\u6570\u4e0d\u8d85\u8fc7 6 \u4e2a<\/strong> <\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff1a<strong>300ms<\/strong>\u5185\u53d1\u9001\u4e8612\u4e2a\u8bf7\u6c42\uff0c\u5176\u4e2d10\u4e2a\u8bf7\u6c42\u5728<strong>300ms<\/strong>\u5185\u5c31\u8bf7\u6c42\u5b8c\u6210\u4e86\uff0c\u53ea\u67092\u4e2a\u8bf7\u6c42\u8d85\u8fc7300ms\uff0c\u8fd9\u6837\u662f\u6ca1\u6709\u95ee\u9898\u7684\u3002<\/p>\n<p>\u3010\u89e3\u51b3\u65b9\u6848\u3011<\/p>\n<ul>\n<li>\u5728\u63a5\u53e3\u8bf7\u6c42\u4e0a\u6211\u4eec\u5e94\u8be5\u5c3d\u53ef\u80fd\u7684\u51cf\u5c11\u8bf7\u6c42\u6570\u91cf\u3002<\/li>\n<li>\u56fe\u7247\u53ef\u4ee5\u8bbe\u7f6e\u61d2\u52a0\u8f7dlazy-load\u3002<\/li>\n<li>\u56fe\u6807\u53ef\u4ee5\u4f7f\u7528\u96ea\u78a7\u56fe\u3002<\/li>\n<li>\u5c06\u56fe\u7247\u8d44\u6e90\u62c6\u5206\u5728\u591a\u4e2a\u57df\u540d\u4e0b\u3002<\/li>\n<li>\u81ea\u5b9a\u4e49\u4e00\u4e2a\u5206\u7247\u5904\u7406\u51fd\u6570\uff0c\u5c06\u8bf7\u6c42\u62c6\u5206\u6210\u6570\u4e2a\u9636\u6bb5\u53d1\u51fa\u3002<\/li>\n<\/ul>\n<pre>function&nbsp;interelTasks(task,wait){\n&nbsp;&nbsp;&nbsp;&nbsp;this.data.timer&nbsp;=&nbsp;setInterval(()=&amp;gt;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;task()\n&nbsp;&nbsp;&nbsp;&nbsp;},&nbsp;wait)\n}\n\nasync&nbsp;function&nbsp;task(promiseList&nbsp;=&nbsp;[]){\n&nbsp;&nbsp;&nbsp;&nbsp;const&nbsp;result&nbsp;=&nbsp;await&nbsp;promise.all(promiseList)\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;do&nbsp;something\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<blockquote>\n<p>\u53e8\u6270\u4e00\u53e5\uff1a\u6709\u4e9b\u65f6\u5019\u5728\u8bf7\u6c42\u6570\u91cf\u9650\u5236\u8303\u56f4\u5185\uff0c\u6211\u4eec\u5e94\u8be5\u5bf9\u6ca1\u6709\u5148\u540e\u987a\u5e8f\u7684\u63a5\u53e3\u8fdb\u884c\u5e76\u53d1\u5904\u7406\uff0c\u63d0\u9ad8\u63a5\u53e3\u5904\u7406\u6548\u7387\u3002<\/p>\n<\/blockquote>\n<p><strong><span style=\"font-size: 18px\">6. \u8bf7\u6c42\u8017\u65f6\u4f18\u5316<\/span><\/strong><\/p>\n<p>\u8fd9\u4e00\u70b9\u4e3b\u8981\u4f53\u73b0\u5728\u4e24\u4e2a\u65b9\u9762\u2014\u2014\u3010\u63a5\u53e3\u3011\u548c\u3010\u9759\u6001\u8d44\u6e90\u3011\u3002<\/p>\n<p>\u3010\u63a5\u53e3\u3011\u57fa\u672c\u4e0a\u4e0d\u5e94\u8be5\u8d85\u8fc7<strong>1000ms<\/strong>\uff0c\u54ea\u6015\u662f\u51e0\u767e\u6beb\u79d2\u4e5f\u53ef\u80fd\u9700\u8981\u505a\u4e00\u4e9b\u4f18\u5316\u4e86\uff0c\u57fa\u672c\u4e0a\u6b63\u5e38\u901f\u5ea6\u5728<strong>10-200ms<\/strong>\uff0c\u4e2a\u522b\u63a5\u53e3\u51e0\u767e\u4e5f\u6b63\u5e38\uff0c\u5927\u90e8\u5206\u90fd\u5e94\u8be5\u4e0d\u8d85\u8fc7<strong>500ms<\/strong>(\u540e\u7aef\u5927\u4f6c\u8bf7\u6d88\u6d88\u6c14)\u3002<\/p>\n<p>\u3010\u9759\u6001\u8d44\u6e90\u3011\u9996\u5148\u4ece\u8d44\u6e90\u7684<strong>\u5927\u5c0f<\/strong>\u8003\u8651\u51fa\u53d1\uff0c\u5927\u90e8\u5206\u8d44\u6e90\u662f\u56fe\u7247\uff0c\u53ef\u4ee5\u53c2\u8003\u4e0a\u9762\u7684\u56fe\u7247\u5927\u5c0f\u6807\u51c6\u3002\u5176\u6b21\u8003\u8651<strong>\u8d44\u6e90\u7f13\u5b58<\/strong>\uff0c\u5bf9\u4e8e\u5c0f\u7a0b\u5e8f\u800c\u8a00\uff0c\u9759\u6001\u8d44\u6e90\u57fa\u672c\u4e0a\u662f\u5b58\u653e\u5728<strong>cdn<\/strong>\u4e0a\u7684\uff0c\u8bbe\u7f6e\u7f13\u5b58\u53ef\u4ee5\u6709\u6548\u7684\u63d0\u9ad8\u5ba2\u6237\u7aef\u8868\u73b0\u6027\u80fd\u3002<\/p>\n<p>\u8fd9\u8fb9\u7ed9\u5927\u5bb6\u5206\u4eab\u4e00\u4e2a\u56fe\u7247\u538b\u7f29\u7f51\u7ad9\uff1ahttps:\/\/tinypng.com\/<\/p>\n<p><strong><span style=\"font-size: 18px\">7. \u907f\u514d\u4f7f\u7528\u8fc7\u5927\u7684 WXML \u8282\u70b9\u6570\u76ee<\/span><\/strong><\/p>\n<blockquote>\n<p>\u5efa\u8bae\u4e00\u4e2a\u9875\u9762\u4f7f\u7528\u5c11\u4e8e 1000 \u4e2a WXML \u8282\u70b9\uff0c\u8282\u70b9\u6811\u6df1\u5ea6\u5c11\u4e8e 30 \u5c42\uff0c\u5b50\u8282\u70b9\u6570\u4e0d\u5927\u4e8e 60 \u4e2a\u3002\u4e00\u4e2a\u592a\u5927\u7684 WXML 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