CSS3 [att^=val] selector_html/css_WEB-ITnose

1. Example source code

<meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>CSS3的[att^=val]选择器</title><style type="text/css">   [id^=div_border]{	   background-color:#9F6;	   width:160px;	   font-family:微软雅黑;	   font-size:18px;	   font-size-adjust:!important;	   font-stretch:expanded;	   font-style:oblique;	   font-variant:inherit;	   font-weight:bolder;	   alignment-adjust:after-edge;	   alignment-baseline:alphabetic;	   marquee-speed:normal;   }   [id^=child]{	   background-color:#C00;	   animation:ease-in;	   word-break:break-all;	   font-size:24px;	   font-style:italic;	   color:#30F;   }</style>   <div id="div_border">   	   <ol>         <li id="child1">星期一</li>         <li id="parent">星期二</li>         <li id="childchild">星期三</li>         <li id="sonchild1">星期四</li>         <li id="son">星期五</li>         <li id="sonchildson">星期六</li>         <li id="childsonparent">星期日</li>       </ol>   </div>

2. Example result

3. Description

[att^=val], if the first character of the attribute value of the element represented by att is the character specified by val, then the element uses this style