介绍三个不常用的HTML元素:<details>、<summary>、<dialog>
前面的话
HTML5不仅新增了语义型区块级元素及表单类元素,也新增了一些其他的功能性元素,这些元素由于浏览器支持等各种原因,并没有被广泛使用
文档描述
配合使用可以为
[注意]这两个标签只有chrome和opera支持
该标签仅有一个open属性,用来定义details是否可见(默认为不可见状态)
<details> <summary>Copyright 2015.</summary> <p>php中文网</p> </details>
对话框
该标签只有一个open属性,用来定义对话框是否可见(默认为不可见)
[注意]只有chrome和opera支持
<button>显示对话框</button> <dialog>我是对话框的内容</dialog> <script> var oBtn = document.getElementsByTagName('button')[0]; var oDia = document.getElementsByTagName('dialog')[0]; oBtn.onclick = function(){ console.log(oDia.getAttribute('open')) if(!oDia.getAttribute('open')){ oDia.setAttribute('open','open'); this.innerHTML ='隐藏文本框'; }else{ oDia.removeAttribute('open'); this.innerHTML = '显示文本框'; } } </script>
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