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<!DOCTYPE html> <html> <body> <h2>内容作为数组。</h2> <p>作为 JSON 数组编写的内容将被转换为 JavaScript 数组。</p> <p id="demo"></p> <script> var xmlhttp = new XMLHttpRequest(); xmlhttp.onreadystatechange = function() { if (this.readyState == 4 && this.status == 200) { var myArr = JSON.parse(this.responseText); document.getElementById("demo").innerHTML = myArr[0]; } }; xmlhttp.open("GET", "json_demo_array.txt", true); xmlhttp.send(); </script> <p>看看 <a href="json_demo_array.txt" target="_blank">json_demo_array.txt</a></p> </body> </html>