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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>本教程(w3big.com)</title> </head> <body> <p>点击按钮创建 OBJECT 和 PARAM 元素并嵌入音频文件。</p> <button onclick="myFunction()">点我</button> <script> function myFunction(){ var x = document.createElement("OBJECT"); x.setAttribute("data", "horse.wav"); x.setAttribute("id", "myObject"); document.body.appendChild(x); var y = document.createElement("PARAM"); y.setAttribute("name", "autoplay"); y.setAttribute("value", "true"); document.getElementById("myObject").appendChild(y); } </script> </body> </html>