菜鸟教程在线编辑器

AI 编程工具
 
                <!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
</head>
<body>

<p>点击按钮创建 TEXTAREA 元素。</p>

<button onclick="myFunction()">点我</button>

<script>
function myFunction() {
  var x = document.createElement("TEXTAREA");
  var t = document.createTextNode("RUNOOB");
  x.appendChild(t);
  document.body.appendChild(x);
}
</script>

</body>
</html>
              