HTML DOM Style overflow属性用法及代码示例

DOM 样式溢出属性返回并修改 HTML 文档中元素的溢出 CSS 属性。

用法

以下是语法 -

返回溢出

object.style.overflow

修改溢出

object.style.overflow = “value”

值

这里的价值可以是 -

值	解释
scroll	它剪辑内容并在必要时添加滚动条。
inherit	它从其父元素继承此属性值。
initial	它将此属性值设置为其默认值。
auto	它剪辑内容并在必要时添加滚动条。
hidden	它将内容流隐藏在元素框之外。
visible	它不会剪辑内容，内容将流到元素框之外。

示例

让我们看一个样式溢出属性的例子 -

<!DOCTYPE html>
<html>
<head>
<style>
   body {
      color:#000;
      background:lightblue;
      height:100vh;
   }
   p {
      border:2px solid #fff;
      margin:1.5rem auto;
      height:100px;
      overflow:scroll;
   }
   .btn {
      background:#db133a;
      border:none;
      height:2rem;
      border-radius:2px;
      width:40%;
      display:block;
      color:#fff;
      outline:none;
      cursor:pointer;
   }
</style>
</head>
<body>
<h1>DOM Style overflow Property Example</h1>
<p>This is paragraph 1 with some dummy text. This is paragraph 1 with some dummy text.
   This is paragraph 1 with some dummy text. This is paragraph 1 with some dummy text.
   This is paragraph 1 with some dummy text. This is paragraph 1 with some dummy text.
   This is paragraph 1 with some dummy text. This is paragraph 1 with some dummy text.
   This is paragraph 1 with some dummy text. This is paragraph 1 with some dummy text.
   This is paragraph 1 with some dummy text. This is paragraph 1 with some dummy text.
   This is paragraph 1 with some dummy text. This is paragraph 1 with some dummy text.
   This is paragraph 1 with some dummy text. This is paragraph 1 with some dummy text.
   This is paragraph 1 with some dummy text.
</p>
<button onclick="add()" class="btn">Change overflow</button>
<script>
   function add() {
      document.querySelector('p').style.overflow = "hidden";
   }
</script>
</body>
</html>

输出

这将产生以下输出 -

点击 ”Change overflow” 按钮更改溢出 CSS 属性的值scroll至hidden。

相关用法

注：本文由纯净天空筛选整理自AmitDiwan大神的英文原创作品 HTML DOM Style overflow Property。非经特殊声明，原始代码版权归原作者所有，本译文未经允许或授权，请勿转载或复制。