<html>
<body>
<h3>演示如何创建滑块控件</h3>
<p>点击按钮来创建滑块控件。</p>
<button onclick="myFunction()">试一下</button>
<script>
function myFunction() {
var x = document.createElement("INPUT");
x.setAttribute("type", "range");
document.body.appendChild(x);
}
</script>
</body>
</html>