HTML 参考手册

HTML 标签大全

HTML: <h4Tag

HTML <h4>标记定义了HTML文档中的第四级标题。该标签通常也称为 <h4>元素。

在线示例

　HTML h4标题：

示例

!doctype　html>
<html>
<head>
<meta　charset="UTF-8">
<title>HTML5　h4标签的使用(基础教程网　oldtoolbag.com)</title>
</head>
<body>
<h1>Heading　1</h1>
<p>This　is　the　content　that　would　appear　under　Heading　1.</p>
<h2>Heading　2</h2>
<p>This　is　the　content　that　would　appear　under　Heading　2.</p>
<h3>Heading　3</h3>
<p>This　is　the　content　that　would　appear　under　Heading　3.</p>
<h4>Heading　4</h4>
<p>This　is　the　content　that　would　appear　under　Heading　4.</p>
</body>
</html>

测试看看 ‹/›

浏览器兼容性

IEFirefoxOperaChromeSafari

所有主流浏览器都支持 <h4> 标签。

标签定义及使用说明

HTML

> elements are located within the <body> tag.1> The range of titles can be from <h6> to <h1> and the most important title is <h6> The least important title is <h

>.1> titles are usually smaller than <h2> and <h3> title, find the <h4After the <h

<h4> titles. Do not skip heading levels.1> titles are usually smaller than <h2> and <h3>small headings.

Do not just use<h4Tags to apply other formatting.<h4Tags are used to define heading levels, for example in a table of contents.

HTML 4.01 and HTML5differences between

In HTML 4.01 in, <h4>"align" attribute has been deprecated. In HTML 5 in, <h4The "align" attribute of the element is not supported. Please use CSS to align elements.

Attribute

Attribute	Value	Description
align	left center right justify	HTML5 Not Supported. HTML 4.01 Deprecated. Defines the alignment of the title text.

Global Attributes

<h4Tag Support HTML Global Attributes.

Event Attributes

<h4Tag Support HTML Event Attributes.

HTML Tutorial:HTML Titles

HTML: <i> Tag HTML: <h3Tag