源代码 ：
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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>开源教程(ossoft.cn)</title> </head> <body> <h2>内容是数组</h2> <p>内容是数组会转换为 JavaScript 数组。</p> <p id="demo"></p> <script> var xmlhttp = new XMLHttpRequest(); xmlhttp.onreadystatechange = function() { if (this.readyState == 4 && this.status == 200) { myArr = JSON.parse(this.responseText); document.getElementById("demo").innerHTML = myArr[1]; } }; xmlhttp.open("GET", "/try/ajax/json_demo_array.txt", true); xmlhttp.send(); </script> <p>查看服务端数据 <a href="/try/ajax/json_demo_array.txt" target="_blank">json_demo_array.txt</a></p> </body> </html>
运行结果