CSS: Attribute Selector_html/css_WEB-ITnose-HTML Tutorial-php.cn

CSS: Attribute Selector_html/css_WEB-ITnose

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Release： 2016-06-24 11:52:51

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This article introduces the basic usage of attribute selectors in CSS: setting styles for labels with specified attributes.

Code compiled from w3school: http://www.w3school.com.cn

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><meta http-equiv="Content-Language" content="zh-cn" /><title>属性选择器</title><!--对带有指定属性的 HTML 元素设置样式。--><head>  <style>    [title] {color:red}    [type=W3School] {background-color:#afa}    [userDefineType~=W3School] {background-color:#aaf}    [userDefineType02|=W3School] {background-color:#aaf}    div[userDefineType03=W3School] {background-color:#faa}  </style></head><body>  <h3>（一）所有带有title属性的html标签将显示为红色。</h3>  <h4 title="title01">带有title属性的h4.</h4>  <a title="title02" href="http://www.baidu.com">带有title属性的超链接.</a>  <h4>没有title属性的h4.</h4>  <a href="http://www.baidu.com">没有title属性的超链接.</a>  <hr/>  <h3>（二）所有type=W3School的html标签的背景色将显示为淡绿色。</h3>  <p type="W3School">这是type=W3School的</p>  <p type="otherType">有type属性，但是值不为W3School.</p>  <p>没有有type属性的</p>  <hr/>  <h3>（三）所有userDefineType属性包含W3School的html标签的背景色将显示为淡蓝色，适用于由空格分隔的属性值。（“模糊搜索”）</h3>  <p userDefineType="Hello W3School">userDefineType="Hello W3School"</p>  <p userDefineType="W3School Hello">userDefineType="W3School Hello"</p>  <p userDefineType="W3SchoolAAA">userDefineType="W3SchoolAAA"<p>  <p userDefineType="otherType">userDefineType="otherType"</p>  <hr/>  <h3>（四）同上，适用于由连字符分隔的属性值。注意：属性值必须以style中指定的“模糊搜索”的属性值开始！</h3>  <p userDefineType02="W3School-AA">userDefineType02="W3School-AA"</p>  <p userDefineType02="AA-W3School">userDefineType02="AA-W3School"</p>  <p userDefineType02="W3School Good">userDefineType02="W3School Good"<p>  <p userDefineType02="otherType">userDefineType02="otherType"</p>  <hr/>  <h3>（五）指定属性userDefineType03只有用在div上才有效</h3>  <div userDefineType03="W3School">    <p>div拥有属性userDefineType03="W3School"</p>  </div>  <p userDefineType03="W3School">p拥有属性userDefineType03="W3School"</p></body></html>

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