tryjsref_details_open 在线代码实例

实例代码( Tip: 登录后体验更佳 )
运行代码

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>W3Cschool教程(w3cschool.cn)</title>
</head>
<body>
<details id="myDetails" open>
<summary>版权 1999-2014.</summary>
<p> - 来自 Refsnes 数据。 保留所有权利。</p>
<p>本网站上的所有内容和图形是公司refsnes数据属性。</p>
</details>
<p>点击 "尝试一下" 按钮来查看额外描述信息是否可见。</p>
<p id="demo"></p>
<button onclick="myFunction()">尝试一下</button>
<script>
function myFunction(){
    var x = document.getElementById("myDetails").open;
    document.getElementById("demo").innerHTML=x;
}
</script>
</body>
</html>
 
 
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运行结果
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