{"id":32343,"date":"2024-11-25T11:48:57","date_gmt":"2024-11-25T03:48:57","guid":{"rendered":"https:\/\/fwq.ai\/blog\/32343\/"},"modified":"2024-11-25T11:48:57","modified_gmt":"2024-11-25T03:48:57","slug":"%e5%be%ae%e4%bf%a1%e5%b0%8f%e7%a8%8b%e5%ba%8f%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3%e5%90%8e%e5%8f%b0%e8%bf%94%e5%9b%9e%e5%a4%a7%e9%87%8f%e5%a4%9a%e4%bd%99%e6%95%b0%e6%8d%ae%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/32343\/","title":{"rendered":"\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5982\u4f55\u89e3\u51b3\u540e\u53f0\u8fd4\u56de\u5927\u91cf\u591a\u4f59\u6570\u636e\u7684\u95ee\u9898"},"content":{"rendered":"<p>\u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u5e26\u6765\u7684\u5185\u5bb9\u662f\u5173\u4e8e\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5982\u4f55\u89e3\u51b3\u540e\u53f0\u8fd4\u56de\u5927\u91cf\u591a\u4f59\u6570\u636e\u7684\u95ee\u9898\uff0c\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u6709\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n<p>\u53f0\u63a5\u53e3\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\uff0c\u6570\u7ec4\u91cc\u9762n\u591a\u5bf9\u8c61\uff0c\u6bcf\u4e2a\u5bf9\u8c61\u91cc\u9762\u51e0\u5341\u4e0a\u767e\u6761\u6570\u636e\uff0c\u6700\u597d\u73a9\u7684\u662f\uff0c\u6211\u53ea\u9700\u8981\u6bcf\u4e2a\u5bf9\u8c61\u91cc\u9762\u7684\u67d0\u4e24\u4e2a\u6570\u636e\u3001\u3001\u3001\u3001<\/p>\n<p>\u7c7b\u4f3c\u8fd9\u79cd\uff1a<\/p>\n<pre>datas:[\n&nbsp;{\n&nbsp;id:1000,\n&nbsp;name:&nbsp;\"\u5e05\u54e5\"\uff0c\n&nbsp;title:&nbsp;'...',\n&nbsp;b:&nbsp;'...',\n&nbsp;d:&nbsp;0,\n&nbsp;f:0,\n&nbsp;....\n&nbsp;},\n&nbsp;{\n&nbsp;id:1001,\n&nbsp;name:&nbsp;\"\u7f8e\u5973\"\uff0c\n&nbsp;title:&nbsp;'...',\n&nbsp;b:&nbsp;'...',\n&nbsp;d:&nbsp;0,\n&nbsp;f:0,\n&nbsp;....\n&nbsp;},\n&nbsp;...\n]<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5176\u5b9e\u6211\u53ea\u8981id\u548cname\uff0c\u627e\u540e\u53f0\u89e3\u51b3\u3001\u3001\u3001\u7b97\u4e86\u5427\uff0c\u5948\u4f55\u5929\u751f\u5c31\u662f\u4e2a\u5112\u751f\uff0c\u6e29\u6587\u5c14\u96c5\uff0c\u6253\u67b6\u662f\u6253\u4e0d\u8d62\u7684\uff0c\u8981\u662f\u80fd\u6253\u8d62\u7684\u5c31\u76f4\u63a5\u6253\u5427\uff0c\u6253\u5b8c\u8ba9\u4ed6\u4eec\u6539\uff01<br \/>\u6570\u636e\u91cf\u8fc7\u591a\uff0c\u5bf9\u7f51\u7edc\u8bf7\u6c42\u5f71\u54cd\u5927\u5417\uff1f\u8bf4\u5b9e\u8bdd\uff0c\u4e0d\u5927\uff0c\u53c8\u4e0d\u662f\u51e0\u5146\u7684\u56fe\u7247\uff0c\u8fd4\u56de\u6570\u636e\u7684\u901f\u5ea6\u53cd\u6b63\u6211\u611f\u53d7\u4e0d\u5230\u5ef6\u8fdf\u3002<br \/><strong>\u4f46\u662f\u6570\u636e\u91cf\u8fc7\u591a\u5bf9<span style=\"text-decoration:underline\">\u5c0f\u7a0b\u5e8f<\/span>\u6e32\u67d3\u754c\u9762\u6709\u5f71\u54cd\u5417\uff1f<\/strong><\/p>\n<p><strong>\u7b54\u6848\u662f\uff1a\u6709\uff01<\/strong>\u4e00\u822c\u60c5\u51b5\u4e0b\u6211\u4eec\u662f\u5728wxml\u4e2d\u5faa\u73afdata\uff0c\u7136\u540e\u53d6\u51faitem.id\u548citem.name,\u5176\u4ed6\u6570\u636e\u770b\u8d77\u6765\u548c\u6211\u4eec\u65e0\u5173\uff0c\u4f46\u662f\u67e5\u770b\u5b98\u65b9\u6587\u6863setData\u76f8\u5173\u4fe1\u606f\u7684\u65f6\u5019\u6709\u4e0b\u9762\u8fd9\u4e00\u6bb5\u8bdd<br \/>setData \u662f\u5c0f\u7a0b\u5e8f\u5f00\u53d1\u4e2d\u4f7f\u7528\u6700\u9891\u7e41\u7684\u63a5\u53e3\uff0c\u4e5f\u662f\u6700\u5bb9\u6613\u5f15\u53d1\u6027\u80fd\u95ee\u9898\u7684\u63a5\u53e3\u3002\u5728\u4ecb\u7ecd\u5e38\u89c1\u7684\u9519\u8bef\u7528\u6cd5\u524d\uff0c\u5148\u7b80\u5355\u4ecb\u7ecd\u4e00\u4e0b setData \u80cc\u540e\u7684\u5de5\u4f5c\u539f\u7406\u3002<br \/><strong>\u5de5\u4f5c\u539f\u7406<\/strong><\/p>\n<p>\u5c0f\u7a0b\u5e8f\u7684\u89c6\u56fe\u5c42\u76ee\u524d\u4f7f\u7528 WebView \u4f5c\u4e3a\u6e32\u67d3\u8f7d\u4f53\uff0c\u800c\u903b\u8f91\u5c42\u662f\u7531\u72ec\u7acb\u7684 JavascriptCore \u4f5c\u4e3a\u8fd0\u884c\u73af\u5883\u3002\u5728\u67b6\u6784\u4e0a\uff0cWebView \u548c JavascriptCore \u90fd\u662f\u72ec\u7acb\u7684\u6a21\u5757\uff0c\u5e76\u4e0d\u5177\u5907\u6570\u636e\u76f4\u63a5\u5171\u4eab\u7684\u901a\u9053\u3002\u5f53\u524d\uff0c\u89c6\u56fe\u5c42\u548c\u903b\u8f91\u5c42\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5b9e\u9645\u4e0a\u901a\u8fc7\u4e24\u8fb9\u63d0\u4f9b\u7684 evaluateJavascript \u6240\u5b9e\u73b0\u3002\u5373\u7528\u6237\u4f20\u8f93\u7684\u6570\u636e\uff0c\u9700\u8981\u5c06\u5176\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u5f62\u5f0f\u4f20\u9012\uff0c\u540c\u65f6\u628a\u8f6c\u6362\u540e\u7684\u6570\u636e\u5185\u5bb9\u62fc\u63a5\u6210\u4e00\u4efd JS \u811a\u672c\uff0c\u518d\u901a\u8fc7\u6267\u884c JS \u811a\u672c\u7684\u5f62\u5f0f\u4f20\u9012\u5230\u4e24\u8fb9\u72ec\u7acb\u73af\u5883\u3002<br \/>\u800c evaluateJavascript \u7684\u6267\u884c\u4f1a\u53d7\u5f88\u591a\u65b9\u9762\u7684\u5f71\u54cd\uff0c\u6570\u636e\u5230\u8fbe\u89c6\u56fe\u5c42\u5e76\u4e0d\u662f\u5b9e\u65f6\u7684\u3002<br \/><strong>\u5176\u5b9e\u5c31\u662f\u6211\u4eecsetData\u91cc\u9762\u7684\u6240\u6709\u6570\u636e\u90fd\u88ab\u8f6c\u6210\u4e86\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u5b57\u7b26\u4e32\u90ae\u8d39\u8f6c\u6362\u6210JS\u811a\u672c\uff0c\u7136\u540e\u9875\u9762\u6839\u636eJS\u811a\u672c\u53bb\u6e32\u67d3\u9875\u9762\u3002<\/strong>\u90a3\u4e48\u6211\u4eec\u80fd\u505a\u7684\u5c31\u662f\u5c3d\u91cf\u5c11\u4f20\u6570\u636e\uff0c\u800c\u6b64\u65f6\u540e\u53f0\u8fd4\u56de\u8fd9\u4e00\u5927\u4e32\u6570\u636e\u5c31\u4e0e\u6b64\u76f8\u6096\u4e86\uff0c\u6240\u4ee5\u6700\u597d\u662f\u65b0\u5efa\u4e00\u4e2atempData,\u5c06\u8981\u7684\u6570\u636e\u53d6\u51fa\u6765\u4e4b\u540e\u518dsetDta\u8fd9\u4e2atempData\uff0c\u4ee5\u6b64\u6765\u63d0\u9ad8\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u7684\u9875\u9762\u6e32\u67d3\u901f\u5ea6\uff0c\u63d0\u5347\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u8fd0\u884c\u6548\u7387\uff0c\u4f18\u5316\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u7684\u7528\u6237\u4f53\u9a8c\u3002<br \/>\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u5199\uff1a<\/p>\n<pre>[mw_shl_code=applescript,true]&nbsp;var&nbsp;tempData&nbsp;=&nbsp;[]\nfor(var&nbsp;i&nbsp;=&nbsp;0;&nbsp;i&nbsp;&lt;p&gt;\u6216\u8005\u4f7f\u7528\u9ad8\u9636\u51fd\u6570map()\uff1a&lt;\/p&gt;&lt;pre class=\"brush:js;toolbar:false;\"&gt;let&nbsp;tempDatas&nbsp;=&nbsp;datas.map(function(data){\n&nbsp;return&nbsp;{\n&nbsp;id:&nbsp;data.id,\n&nbsp;name:&nbsp;data.name&nbsp;\n&nbsp;}&nbsp;\n&nbsp;})\nconsole.log(tempDatas)<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u6b64\u65f6\u6211\u4eec\u518d\u4f7f\u7528setData({})\u5c31\u80fd\u63d0\u9ad8\u6e32\u67d3\u6548\u7387\u4e86<\/p>\n<p>\u540c\u65f6\u518d\u5206\u4eab\u4e24\u4e2asetData\u6280\u5de7<\/p>\n<p>1\u3001\u6709\u4e00\u4e2aObject\u5982\u4e0b<\/p>\n<pre>obj:{a:\"a\",b:\"b\",c:\"c\"},<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u6b64\u65f6\u5df2\u7ecf\u6e32\u67d3\u5230\u9875\u9762\u4e86\uff0c\u7136\u540e\u6211\u4eec\u4fee\u6539\u4e86obj,\u6b64\u65f6\u53ef\u4ee5\u9009\u62e9\uff1a<\/p>\n<p>1\uff09\u5e73\u65f6\u7684\u505a\u6cd5<\/p>\n<pre>let&nbsp;obj&nbsp;=&nbsp;this.data.objobj.b&nbsp;=&nbsp;\"\u6211\u662f\u540e\u6765\u4fee\u6539\u7684\"this.setData({&nbsp;obj:&nbsp;obj})<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>2\uff09\u4f46\u662f\u66f4\u4f18\u5316\u7684\u505a\u6cd5\u662f<\/p>\n<pre>this.setData({&nbsp;'obj.b':&nbsp;\"\u6211\u662f\u540e\u6765\u4fee\u6539\u7684\"})<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4e0d\u4ec5\u7701\u4e86\u4e24\u884c\u4ee3\u7801\uff0c\u540c\u65f6\u8fd8\u63d0\u9ad8\u9875\u9762\u6e32\u67d3\u6548\u73872\u3001\u5176\u5b9e\u548c1\u5dee\u4e0d\u591a\uff0c\u5c31\u662fObject\u53d8\u6210\u6570\u7ec4Array\u5f53\u6211\u4eec\u8981\u7ed9\u6570\u7ec4\u7684\u5176\u4e2d\u4e00\u4e2a\u6570\u636e\u8fdb\u884c\u4fee\u6539\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u53c2\u7167\u4e0a\u9762\u7684\u65b9\u6cd5<\/p>\n<pre>this.setData({&nbsp;'array[1]':&nbsp;\"\u6211\u662f\u540e\u6765\u4fee\u6539\u7684\"})<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5f53\u6211\u4eec\u8981\u7ed9\u6570\u7ec4\u7684\u591a\u4e2a\u6570\u636e\u8fdb\u884c\u4fee\u6539\u65f6\uff0c\u6211\u4eec\u4f1a\u5199\u4e00\u4e2a\u5faa\u73af\uff0c\u7136\u540e\u4fee\u6539array,\u6b64\u65f6\u662f\u65e0\u6cd5\u8bc6\u522b\u7684,\u8981\u5199\u6210\u5982\u4e0b\u5f62\u5f0f<\/p>\n<pre>for(var&nbsp;i&nbsp;=&nbsp;0;i&nbsp;&lt;p&gt;\u76f8\u5173\u63a8\u8350\uff1a&lt;\/p&gt;&lt;p&gt;&lt;a href=\"http:\/\/www.php.cn\/xiaochengxu-408494.html\" target=\"_blank\" title=\"\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u4e2d\u683c\u5f0f\u5316\u65f6\u95f4\u7684\u4ee3\u7801\u5b9e\u73b0\"&gt;\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u4e2d\u683c\u5f0f\u5316\u65f6\u95f4\u7684\u4ee3\u7801\u5b9e\u73b0&lt;\/a&gt;&lt;\/p&gt;<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5982\u4f55\u89e3\u51b3\u540e\u53f0\u8fd4\u56de\u5927\u91cf\u591a\u4f59\u6570\u636e\u7684\u95ee\u9898\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u5e26\u6765\u7684\u5185\u5bb9\u662f\u5173\u4e8e\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5982\u4f55\u89e3\u51b3\u540e\u53f0\u8fd4\u56de\u5927\u91cf\u591a\u4f59\u6570\u636e\u7684\u95ee\u9898\uff0c\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u6709\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\u3002 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[mw_shl_code=applescript,true]&nbsp;var&nbsp;tempData&nbsp;=&nbsp;[] for(var&nbsp;i&nbsp;=&nbsp;0;&nbsp;i&nbsp;&lt;p&gt;\u6216\u8005\u4f7f\u7528\u9ad8\u9636\u51fd\u6570map()\uff1a&lt;\/p&gt;&lt;pre class=&#8221;brush:js;toolbar:false;&#8221;&gt;let&nbsp;tempDatas&nbsp;=&nbsp;datas.map(function(data){ &nbsp;return&nbsp;{ &nbsp;id:&nbsp;data.id, &nbsp;name:&nbsp;data.name&nbsp; &nbsp;}&nbsp; &nbsp;}) console.log(tempDatas) 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