{"id":170386,"date":"2024-05-08T17:06:41","date_gmt":"2024-05-08T09:06:41","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/170386.html"},"modified":"2024-05-08T17:06:47","modified_gmt":"2024-05-08T09:06:47","slug":"javascript-%e7%a8%8b%e5%ba%8f%e4%b8%ad-json-%e6%95%b0%e6%8d%ae%e5%a6%82%e4%bd%95%e8%bd%ac%e4%b8%ba%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/170386.html","title":{"rendered":"javascript \u7a0b\u5e8f\u4e2d json \u6570\u636e\u5982\u4f55\u8f6c\u4e3a\u6570\u7ec4"},"content":{"rendered":"<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/27040958\/6de58d12-46cc-467b-90c0-9daaf6d319a0.webp\" alt=\"javascript \u7a0b\u5e8f\u4e2d json \u6570\u636e\u5982\u4f55\u8f6c\u4e3a\u6570\u7ec4\" \/><\/p>\n<p><p>\u5728JavaScript\u7a0b\u5e8f\u4e2d\uff0c\u5c06JSON\u6570\u636e\u8f6c\u4e3a\u6570\u7ec4\u662f\u4e00\u4e2a\u5e38\u89c1\u7684\u64cd\u4f5c\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406Web API\u8fd4\u56de\u7684\u6570\u636e\u65f6\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8<strong>\u5c06JSON\u6570\u636e\u8f6c\u6362\u4e3a\u6570\u7ec4\u7684\u51e0\u79cd\u65b9\u6cd5<\/strong>\u3001<strong>\u8003\u8651\u6570\u636e\u7ed3\u6784\u548c\u76ee\u6807\u7528\u9014\u6765\u9009\u62e9\u6700\u5408\u9002\u7684\u8f6c\u6362\u65b9\u6cd5<\/strong>\u3002\u7279\u522b\u9488\u5bf9\u4e8eJSON\u5bf9\u8c61\u4e0e\u6570\u7ec4\u7684\u4e92\u76f8\u8f6c\u6362\uff0c\u6211\u4eec\u5c06\u91cd\u70b9\u8ba8\u8bba<strong>\u4f7f\u7528<code>JSON.parse<\/code>\u65b9\u6cd5\u89e3\u6790JSON\u5b57\u7b26\u4e32<\/strong>\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001JSON\u6982\u8ff0\u4e0e\u6570\u7ec4\u8f6c\u6362\u7684\u91cd\u8981\u6027<\/h3>\n<\/p>\n<p><p>JSON\uff08JavaScript Object Notation\uff09\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u6570\u636e\u4ea4\u6362\u683c\u5f0f\uff0c\u6613\u4e8e\u9605\u8bfb\u548c\u7f16\u5199\uff0c\u540c\u65f6\u4e5f\u6613\u4e8e\u673a\u5668\u89e3\u6790\u548c\u751f\u6210\u3002\u5728JavaScript\u4e2d\uff0cJSON\u5e38\u7528\u4e8e\u63cf\u8ff0\u5bf9\u8c61\u6216\u6570\u7ec4\u7ed3\u6784\u7684\u6570\u636e\u3002\u800c\u5c06JSON\u6570\u636e\u8f6c\u6362\u4e3a\u6570\u7ec4\uff0c\u53ef\u4ee5\u8ba9\u5f00\u53d1\u8005\u66f4\u4fbf\u6377\u5730\u904d\u5386\u548c\u64cd\u4f5c\u6570\u636e\uff0c\u7279\u522b\u662f\u5728\u8fdb\u884c\u6570\u636e\u7ed1\u5b9a\u3001\u6570\u636e\u5c55\u793a\u6216\u8fdb\u884c\u67d0\u4e9b\u7279\u5b9a\u7b97\u6cd5\u5904\u7406\u65f6\u3002<\/p>\n<\/p>\n<p><h4>JSON\u6570\u636e\u7ed3\u6784<\/h4>\n<\/p>\n<p><p>JSON\u6570\u636e\u53ef\u4ee5\u8868\u793a\u4e3a\u5bf9\u8c61\u6216\u6570\u7ec4\u3002\u5bf9\u8c61\u8868\u793a\u4e3a\u201c\u952e\/\u503c\u201d\u5bf9\u7684\u96c6\u5408\uff0c\u800c\u6570\u7ec4\u5219\u662f\u503c\u7684\u6709\u5e8f\u96c6\u5408\u3002\u7406\u89e3JSON\u7684\u8fd9\u4e24\u79cd\u57fa\u672c\u7ed3\u6784\u5bf9\u4e8e\u540e\u7eed\u7684\u8f6c\u6362\u64cd\u4f5c\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<\/p>\n<p><h4>\u8f6c\u6362\u7684\u91cd\u8981\u6027<\/h4>\n<\/p>\n<p><p>\u5c06JSON\u8f6c\u6362\u4e3a\u6570\u7ec4\u4f7f\u5f97\u6570\u636e\u5904\u7406\u53d8\u5f97\u7075\u6d3b\u3002\u5728JavaScript\u4e2d\uff0c\u6570\u7ec4\u63d0\u4f9b\u4e86\u5927\u91cf\u7684\u65b9\u6cd5\u6765\u8fdb\u884c\u5143\u7d20\u7684\u904d\u5386\u3001\u7b5b\u9009\u3001\u6392\u5e8f\u7b49\u64cd\u4f5c\uff0c\u8fd9\u5bf9\u4e8e\u9ad8\u6548\u5904\u7406\u548c\u5c55\u793a\u6570\u636e\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<\/p>\n<p><h3>\u4e8c\u3001\u4f7f\u7528<code>JSON.parse<\/code>\u65b9\u6cd5<\/h3>\n<\/p>\n<p><p><strong><code>JSON.parse<\/code>\u65b9\u6cd5\u662f\u5c06JSON\u5b57\u7b26\u4e32\u8f6c\u6362\u56deJavaScript\u7684\u5bf9\u8c61\u6216\u6570\u7ec4\u7684\u6807\u51c6\u65b9\u5f0f<\/strong>\u3002\u6b64\u65b9\u6cd5\u975e\u5e38\u5b9e\u7528\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406\u4ece\u670d\u52a1\u5668\u63a5\u6536\u5230\u7684JSON\u683c\u5f0f\u5b57\u7b26\u4e32\u65f6\u3002<\/p>\n<\/p>\n<p><h4>\u89e3\u6790JSON\u5b57\u7b26\u4e32<\/h4>\n<\/p>\n<p><pre><code class=\"language-javascript\">let jsonString = &#039;{&quot;name&quot;:&quot;John&quot;, &quot;age&quot;:30, &quot;city&quot;:&quot;New York&quot;}&#039;;<\/p>\n<p>let jsonObj = JSON.parse(jsonString);<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c<code>JSON.parse<\/code>\u65b9\u6cd5\u5c06\u4e00\u4e2aJSON\u683c\u5f0f\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u4e86JavaScript\u7684\u5bf9\u8c61\u3002<\/p>\n<\/p>\n<p><h4>\u8f6c\u6362\u4e3a\u6570\u7ec4<\/h4>\n<\/p>\n<p><p>\u5982\u679cJSON\u5b57\u7b26\u4e32\u8868\u793a\u7684\u662f\u6570\u7ec4\uff0c<code>JSON.parse<\/code>\u4e5f\u4f1a\u76f4\u63a5\u5c06\u5176\u8f6c\u6362\u4e3aJavaScript\u6570\u7ec4\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-javascript\">let jsonArrayString = &#039;[&quot;Apple&quot;, &quot;Banana&quot;, &quot;Cherry&quot;]&#039;;<\/p>\n<p>let jsonArray = JSON.parse(jsonArrayString);<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u5f0f\u9002\u7528\u4e8e\u76f4\u63a5\u4eceJSON\u5b57\u7b26\u4e32\u5230\u6570\u7ec4\u7684\u8f6c\u6362\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001\u904d\u5386JSON\u5bf9\u8c61\u5e76\u6784\u5efa\u6570\u7ec4<\/h3>\n<\/p>\n<p><p>\u6709\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u5c06\u4e00\u4e2aJSON\u5bf9\u8c61\u7684\u6240\u6709\u503c\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002\u8fd9\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528<code>Object.keys<\/code>\u3001<code>Object.values<\/code>\u6216<code>Object.entries<\/code>\u65b9\u6cd5\u904d\u5386JSON\u5bf9\u8c61\uff0c\u5e76\u6839\u636e\u9700\u8981\u6784\u5efa\u6570\u7ec4\u3002<\/p>\n<\/p>\n<p><h4>\u4f7f\u7528<code>Object.values<\/code><\/h4>\n<\/p>\n<p><pre><code class=\"language-javascript\">let jsonObject = { &quot;firstName&quot;: &quot;John&quot;, &quot;lastName&quot;: &quot;Doe&quot;, &quot;age&quot;: 30 };<\/p>\n<p>let valuesArray = Object.values(jsonObject);<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong><code>Object.values<\/code>\u65b9\u6cd5\u76f4\u63a5\u63d0\u53d6JSON\u5bf9\u8c61\u4e2d\u7684\u6240\u6709\u503c<\/strong>\uff0c\u5e76\u5c06\u5b83\u4eec\u4f5c\u4e3a\u6570\u7ec4\u7684\u5143\u7d20\u3002\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u53ea\u5173\u5fc3\u5bf9\u8c61\u503c\u7684\u573a\u666f\u3002<\/p>\n<\/p>\n<p><h4>\u6784\u5efa\u81ea\u5b9a\u4e49\u6570\u7ec4<\/h4>\n<\/p>\n<p><p>\u901a\u8fc7\u904d\u5386\u53ef\u4ee5\u66f4\u7075\u6d3b\u5730\u6784\u5efa\u6570\u7ec4\uff0c\u5c24\u5176\u662f\u5f53\u9700\u8981\u4eceJSON\u5bf9\u8c61\u4e2d\u63d0\u53d6\u7279\u5b9a\u4fe1\u606f\u6216\u8fdb\u884c\u67d0\u79cd\u8f6c\u6362\u65f6\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-javascript\">let customArray = [];<\/p>\n<p>for (let key in jsonObject) {<\/p>\n<p>    if (jsonObject.hasOwnProperty(key)) {<\/p>\n<p>        customArray.push(`${key}: ${jsonObject[key]}`);<\/p>\n<p>    }<\/p>\n<p>}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u5141\u8bb8\u5f00\u53d1\u8005\u63a7\u5236\u6570\u7ec4\u7684\u6784\u9020\u8fc7\u7a0b\uff0c\u5305\u62ec\u952e\u548c\u503c\u7684\u9009\u62e9\u4ee5\u53ca\u4efb\u4f55\u8f6c\u6362\u903b\u8f91\u3002<\/p>\n<\/p>\n<p><h3>\u56db\u3001\u5904\u7406\u5d4c\u5957\u7684JSON\u6570\u7ec4\u548c\u5bf9\u8c61<\/h3>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u5e38\u5e38\u9047\u5230\u5d4c\u5957\u7684JSON\u6570\u636e\u7ed3\u6784\uff0c\u5904\u7406\u8fd9\u4e9b\u6570\u636e\u65f6\u9700\u8981\u7279\u522b\u7684\u6ce8\u610f\u3002<\/p>\n<\/p>\n<p><h4>\u7b80\u5355\u7684\u5d4c\u5957\u7ed3\u6784<\/h4>\n<\/p>\n<p><p>\u5bf9\u4e8e\u7b80\u5355\u7684\u5d4c\u5957\u7ed3\u6784\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528<code>JSON.parse<\/code>\u65b9\u6cd5\uff0c\u7136\u540e\u6839\u636e\u9700\u8981\u5bf9\u89e3\u6790\u540e\u7684\u6570\u636e\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-javascript\">let nestedJsonString = &#039;{&quot;students&quot;:[{&quot;name&quot;:&quot;John&quot;,&quot;age&quot;:18},{&quot;name&quot;:&quot;Jane&quot;,&quot;age&quot;:19}]}&#039;;<\/p>\n<p>let nestedObj = JSON.parse(nestedJsonString);<\/p>\n<p>let studentsArray = nestedObj.students;<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5bf9\u4e8e\u8fd9\u79cd\u7ed3\u6784\uff0c\u6211\u4eec\u9996\u5148\u89e3\u6790\u6574\u4e2aJSON\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u76f4\u63a5\u8bbf\u95ee\u5d4c\u5957\u7684\u5c5e\u6027\u4ee5\u83b7\u5f97\u9700\u8981\u7684\u6570\u7ec4\u3002<\/p>\n<\/p>\n<p><h4>\u590d\u6742\u7684\u5d4c\u5957\u4e0e\u8f6c\u6362<\/h4>\n<\/p>\n<p><p>\u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u5d4c\u5957\u6216\u8005\u9700\u8981\u8fdb\u884c\u7279\u5b9a\u5904\u7406\u7684\u60c5\u51b5\uff0c\u53ef\u80fd\u9700\u8981\u7ed3\u5408\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u8fdb\u884c\u8f6c\u6362\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-javascript\">let complexNestedObj = { &quot;school&quot;: { &quot;name&quot;: &quot;Central High&quot;, &quot;students&quot;: [ {&quot;name&quot;: &quot;John&quot;, &quot;age&quot;: 18}, {&quot;name&quot;: &quot;Jane&quot;, &quot;age&quot;: 19} ] } };<\/p>\n<p>let studentsDet<a href=\"https:\/\/docs.pingcode.com\/blog\/59162.html\" target=\"_blank\">AI<\/a>lsArray = complexNestedObj.school.students.map(student =&gt; `${student.name} is ${student.age} years old.`);<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5229\u7528<code>map<\/code>\u65b9\u6cd5\u5bf9\u5d4c\u5957\u7684\u5b66\u751f\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5bf9\u8c61\u8fdb\u884c\u4e86\u7279\u5b9a\u7684\u5904\u7406\uff0c\u6700\u7ec8\u5f97\u5230\u4e86\u4e00\u4e2a\u63cf\u8ff0\u5b66\u751f\u8be6\u60c5\u7684\u65b0\u6570\u7ec4\u3002<\/p>\n<\/p>\n<p><h3>\u4e94\u3001\u603b\u7ed3\u4e0e\u6700\u4f73\u5b9e\u8df5<\/h3>\n<\/p>\n<p><p>\u5728JavaScript\u4e2d\uff0c\u5c06JSON\u6570\u636e\u8f6c\u4e3a\u6570\u7ec4\u662f\u4e00\u9879\u57fa\u672c\u4e14\u5e38\u89c1\u7684\u4efb\u52a1\u3002\u4e86\u89e3\u548c\u638c\u63e1\u4e0d\u540c\u7684\u8f6c\u6362\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u7075\u6d3b\u9ad8\u6548\u5730\u5904\u7406\u5404\u79cd\u6570\u636e\u573a\u666f\u3002<strong>\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u53d6\u51b3\u4e8e\u539f\u59cb\u6570\u636e\u7684\u7ed3\u6784\u548c\u8f6c\u6362\u7684\u76ee\u6807<\/strong>\u3002\u59cb\u7ec8\u4fdd\u6301\u4ee3\u7801\u7684\u6e05\u6670\u548c\u9ad8\u6548\u662f\u5f88\u91cd\u8981\u7684\uff0c\u7279\u522b\u662f\u5728\u5904\u7406\u590d\u6742\u6570\u636e\u6216\u5728\u6027\u80fd\u654f\u611f\u7684\u5e94\u7528\u4e2d\u3002<\/p>\n<\/p>\n<p><p>\u603b\u7684\u6765\u8bf4\uff0c<code>JSON.parse<\/code>\u65b9\u6cd5\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u76f4\u63a5\u7684\u65b9\u5f0f\u6765\u5904\u7406JSON\u5b57\u7b26\u4e32\u3002\u800c\u5bf9\u4e8eJSON\u5bf9\u8c61\uff0c\u4f7f\u7528<code>Object<\/code>\u7c7b\u7684\u9759\u6001\u65b9\u6cd5\u53ef\u4ee5\u8f7b\u677e\u5730\u8fdb\u884c\u904d\u5386\u548c\u8f6c\u6362\u3002\u5bf9\u4e8e\u5d4c\u5957\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5408\u7406\u7ec4\u5408\u4f7f\u7528\u8fd9\u4e9b\u57fa\u672c\u65b9\u6cd5\uff0c\u53ef\u4ee5\u89e3\u51b3\u5927\u591a\u6570\u7684\u8f6c\u6362\u9700\u6c42\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u7406\u89e3\u6570\u636e\u7ed3\u6784\u548c\u660e\u786e\u76ee\u6807\u662f\u9009\u62e9\u6700\u4f73\u5b9e\u8df5\u7684\u5173\u952e\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p><strong>1.\u5982\u4f55\u5728javascript\u7a0b\u5e8f\u4e2d\u5c06json\u6570\u636e\u8f6c\u6362\u4e3a\u6570\u7ec4\uff1f<\/strong><br \/>\n\u5728javascript\u7a0b\u5e8f\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528JSON.parse()\u51fd\u6570\u5c06json\u6570\u636e\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002\u8fd9\u4e2a\u51fd\u6570\u5c06json\u6570\u636e\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u8fd4\u56de\u5bf9\u5e94\u7684\u6570\u7ec4\u5bf9\u8c61\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>var jsonData = &#039;{&quot;name&quot;:&quot;John&quot;, &quot;age&quot;:30, &quot;city&quot;:&quot;New York&quot;}&#039;;\nvar jsonArray = JSON.parse(jsonData);\nconsole.log(jsonArray);\n<\/code><\/pre>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0cjsonData\u662f\u4e00\u4e2ajson\u683c\u5f0f\u7684\u5b57\u7b26\u4e32\uff0c\u901a\u8fc7JSON.parse()\u51fd\u6570\u5c06\u5176\u8f6c\u6362\u4e3a\u6570\u7ec4\u5bf9\u8c61\uff0c\u6700\u540e\u5728\u63a7\u5236\u53f0\u4e2d\u8f93\u51fa\u3002<\/p>\n<p><strong>2.\u600e\u6837\u5904\u7406\u5305\u542b\u591a\u4e2ajson\u5bf9\u8c61\u7684json\u6570\u636e\u5e76\u8f6c\u4e3a\u6570\u7ec4\uff1f<\/strong><br \/>\n\u5982\u679c\u8981\u5904\u7406\u7684json\u6570\u636e\u5305\u542b\u591a\u4e2ajson\u5bf9\u8c61\uff0c\u53ef\u4ee5\u9996\u5148\u5c06\u8fd9\u4e9bjson\u5bf9\u8c61\u653e\u5728\u4e00\u4e2a\u6570\u7ec4\u4e2d\uff0c\u7136\u540e\u4f7f\u7528JSON.parse()\u51fd\u6570\u5c06\u6574\u4e2a\u6570\u7ec4\u8f6c\u6362\u4e3ajavascript\u6570\u7ec4\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>var jsonData = &#039;[{&quot;name&quot;:&quot;John&quot;, &quot;age&quot;:30, &quot;city&quot;:&quot;New York&quot;}, {&quot;name&quot;:&quot;Jane&quot;, &quot;age&quot;:25, &quot;city&quot;:&quot;London&quot;}]&#039;;\nvar jsonArray = JSON.parse(jsonData);\nconsole.log(jsonArray);\n<\/code><\/pre>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0cjsonData\u662f\u4e00\u4e2a\u5305\u542b\u4e24\u4e2ajson\u5bf9\u8c61\u7684json\u6570\u7ec4\u7684\u5b57\u7b26\u4e32\uff0c\u901a\u8fc7JSON.parse()\u51fd\u6570\u5c06\u5176\u8f6c\u6362\u4e3ajavascript\u6570\u7ec4\u5bf9\u8c61\uff0c\u5e76\u5728\u63a7\u5236\u53f0\u4e2d\u8f93\u51fa\u3002<\/p>\n<p><strong>3.\u5982\u4f55\u5904\u7406json\u6570\u7ec4\u4e2d\u7684\u5d4c\u5957\u6570\u7ec4\u5e76\u5c06\u5176\u8f6c\u6362\u4e3ajavascript\u6570\u7ec4\uff1f<\/strong><br \/>\n\u5982\u679cjson\u6570\u7ec4\u4e2d\u5b58\u5728\u5d4c\u5957\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u9012\u5f52\u7684\u65b9\u5f0f\u5904\u7406\u3002\u9996\u5148\u5c06\u5d4c\u5957\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u8f6c\u6362\u4e3ajavascript\u6570\u7ec4\uff0c\u7136\u540e\u518d\u5c06\u6574\u4e2a\u5d4c\u5957\u6570\u7ec4\u4f5c\u4e3a\u4e00\u4e2a\u5143\u7d20\u6dfb\u52a0\u5230\u7236\u6570\u7ec4\u4e2d\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>var jsonData = &#039;[{&quot;name&quot;:&quot;John&quot;, &quot;hobbies&quot;:[&quot;reading&quot;, &quot;swimming&quot;, &quot;running&quot;]}, {&quot;name&quot;:&quot;Jane&quot;, &quot;hobbies&quot;:[&quot;drawing&quot;, &quot;painting&quot;]}]&#039;;\nvar jsonArray = JSON.parse(jsonData);\n\n\/\/ \u5904\u7406\u5d4c\u5957\u6570\u7ec4\nfor(var i = 0; i &lt; jsonArray.length; i++) {\n  var hobbiesArray = jsonArray[i].hobbies;\n  var javascriptArray = [];\n  \n  for(var j = 0; j &lt; hobbiesArray.length; j++) {\n    javascriptArray.push(hobbiesArray[j]);\n  }\n  \n  jsonArray[i].hobbies = javascriptArray;\n}\n\nconsole.log(jsonArray);\n<\/code><\/pre>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0cjsonData\u662f\u4e00\u4e2a\u5305\u542b\u4e24\u4e2ajson\u5bf9\u8c61\u7684json\u6570\u7ec4\u7684\u5b57\u7b26\u4e32\uff0c\u5176\u4e2d\u6bcf\u4e2ajson\u5bf9\u8c61\u4e2d\u90fd\u5305\u542b\u4e00\u4e2a\u540d\u4e3a&quot;hobbies&quot;\u7684\u5d4c\u5957\u6570\u7ec4\u3002\u901a\u8fc7\u9012\u5f52\u5904\u7406\uff0c\u5c06\u5d4c\u5957\u6570\u7ec4\u8f6c\u6362\u4e3ajavascript\u6570\u7ec4\uff0c\u5e76\u5728\u63a7\u5236\u53f0\u4e2d\u8f93\u51fa\u6574\u4e2a\u6570\u7ec4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728JavaScript\u7a0b\u5e8f\u4e2d\uff0c\u5c06JSON\u6570\u636e\u8f6c\u4e3a\u6570\u7ec4\u662f\u4e00\u4e2a\u5e38\u89c1\u7684\u64cd\u4f5c\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406Web API\u8fd4\u56de\u7684\u6570\u636e\u65f6\u3002 [&hellip;]","protected":false},"author":3,"featured_media":170397,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/170386"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=170386"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/170386\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/170397"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=170386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=170386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=170386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}