{"id":460,"date":"2017-02-19T15:14:34","date_gmt":"2017-02-19T07:14:34","guid":{"rendered":"http:\/\/www.qdabc.cn\/?p=460"},"modified":"2017-02-19T15:14:34","modified_gmt":"2017-02-19T07:14:34","slug":"%e6%80%8e%e6%a0%b7%e5%ae%9e%e7%8e%b0json%e6%96%87%e6%9c%ac%e8%bd%ac%e6%8d%a2%e4%b8%bajavascript%e5%af%b9%e8%b1%a1","status":"publish","type":"post","link":"http:\/\/www.qdabc.cn\/?p=460","title":{"rendered":"\u600e\u6837\u5b9e\u73b0json\u6587\u672c\u8f6c\u6362\u4e3aJavaScript\u5bf9\u8c61"},"content":{"rendered":"<p>\u6211\u4eec\u90fd\u77e5\u9053\uff0c\u5728\u5b9e\u9645\u7684\u9879\u76ee\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff0cjson\u4f1a\u7ecf\u5e38\u5e94\u7528\u5230\u7684\u573a\u666f\u662f\uff1a\u5728\u540e\u53f0\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5c06\u54cd\u5e94\u6570\u636e\u5c01\u88c5\u6210json\u683c\u5f0f\uff0c\u4f20\u5230\u524d\u53f0\u9875\u9762\u4e4b\u540e\uff0c\u9700\u8981\u5c06json\u683c\u5f0f\u8f6c\u6362\u4e3a<a href=\"http:\/\/www.qdabc.cn\/category\/js\/\">JavaScript<\/a>\u5bf9\u8c61\uff0c\u7136\u540e\u5728\u7f51\u9875\u4e2d\u4f7f\u7528\u8be5\u6570\u636e<\/p>\n<p>\u90a3\u4e48,\u5982\u4f55\u5c06json\u683c\u5f0f\u7684\u6570\u636e\u8f6c\u6362\u4e3ajavascript\u5bf9\u8c61<\/p>\n<p>\u4ee5\u4e0b\u6709\u4e24\u79cd\u89e3\u51b3\u65b9\u6848:<\/p>\n<p>1.\u5229\u7528json\u89e3\u6790\u5668(JSON.parse(str))\u7684\u65b9\u5f0f,\u8fd9\u79cd\u65b9\u5f0f\u66f4\u5b89\u5168,\u73b0\u5728\u4e3b\u6d41\u7684,\u8f83\u65b0\u7684\u6d4f\u89c8\u5668\u4e2d\u90fd\u5305\u542b\u4e86json\u89e3\u6790\u5668<\/p>\n<pre class=\"brush:js;toolbar:false\">&lt;script&gt;  \r\n    var txt = '{ \"info\" : [' +  \r\n    '{ \"name\":\"\u5f20\u4e09\" , \"sex\":\"\u7537\" },' +  \r\n    '{ \"name\":\"\u674e\u56db\" , \"sex\":\"\u7537\" },' +  \r\n    '{ \"name\":\"\u8d75\u4e94\" , \"sex\":\"\u7537\" } ]}';  \r\n    obj = JSON.parse(txt);  \r\n    document.getElementById(\"name\").innerHTML=obj.info[0].name   \r\n    document.getElementById(\"sex\").innerHTML=obj.info[0].sex   \r\n&lt;\/script&gt;<\/pre>\n<p>2.\u5229\u7528\u4f20\u7edf\u7684eval\u51fd\u6570\u8f6c\u6362:\u8fd9\u4e2a\u65b9\u5f0f\u6709\u6f5c\u5728\u7684\u4e0d\u5b89\u5168\u6027,<\/p>\n<p>eval\u51fd\u6570\u5229\u7528\u7684\u662fJavaScript\u7684\u7f16\u8bd1\u5668\u539f\u7406,\u4e3a\u4e86\u4fdd\u8bc1\u8bed\u6cd5\u89e3\u6790\u6b63\u786e,\u9700\u8981\u5c06\u6587\u672c\u5305\u56f4\u5728\u62ec\u53f7\u4e2d,<\/p>\n<pre class=\"brush:js;toolbar:false\">&lt;script&gt;  \r\n    var txt = '{ \"info\" : [' +  \r\n    '{ \"name\":\"\u5f20\u4e09\" , \"sex\":\"\u7537\" },' +  \r\n    '{ \"name\":\"\u674e\u56db\" , \"sex\":\"\u7537\" },' +  \r\n    '{ \"name\":\"\u8d75\u4e94\" , \"sex\":\"\u7537\" } ]}';  \r\n    var obj = eval (\"(\" + txt + \")\");  \r\n    document.getElementById(\"name\").innerHTML=obj.info[0].name   \r\n    document.getElementById(\"sex\").innerHTML=obj.info[0].sex   \r\n&lt;\/script&gt;<\/pre>\n<p>\u7efc\u4e0a\u6240\u8ff0,\u63a8\u8350\u4f7f\u7528\u7b2c\u4e00\u79cd\u65b9\u6848,\u5373\u7528JSON.parse(str)\u7684\u65b9\u5f0f\u5c06json\u6587\u672c\u8f6c\u6362\u4e3aJavaScript\u5bf9\u8c61\u3002<\/p>\n<p class=\"post-copyright\">\u6b22\u8fce\u5206\u4eab\u672c\u6587\uff0c\u8f6c\u8f7d\u8bf7\u4fdd\u7559\u51fa\u5904\uff1a<a href=\"http:\/\/www.qdabc.cn\">\u524d\u7aefABC<\/a> &raquo; <a href=\"http:\/\/www.qdabc.cn\/?p=460\">\u600e\u6837\u5b9e\u73b0json\u6587\u672c\u8f6c\u6362\u4e3aJavaScript\u5bf9\u8c61<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>\u6211\u4eec\u90fd\u77e5\u9053\uff0c\u5728\u5b9e\u9645\u7684\u9879\u76ee\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff0cjson\u4f1a\u7ecf\u5e38\u5e94\u7528\u5230\u7684\u573a\u666f\u662f\uff1a\u5728\u540e\u53f0\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5c06\u54cd\u5e94\u6570\u636e\u5c01\u88c5\u6210json\u683c\u5f0f\uff0c\u4f20\u5230\u524d\u53f0\u9875\u9762\u4e4b\u540e\uff0c\u9700\u8981\u5c06json\u683c\u5f0f\u8f6c\u6362\u4e3aJavaScript\u5bf9\u8c61\uff0c\u7136\u540e\u5728\u7f51\u9875\u4e2d\u4f7f\u7528\u8be5\u6570 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":109,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[9,50],"_links":{"self":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/460"}],"collection":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=460"}],"version-history":[{"count":1,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/460\/revisions"}],"predecessor-version":[{"id":461,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/460\/revisions\/461"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/media\/109"}],"wp:attachment":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=460"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=460"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=460"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}