1、实例源码
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<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>
</head>
<body>
<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>
</body>
</html>
3、说明
[att^=val]，如果元素用att表示的属性的属性值的开头字符为用val指定的字符，则该元素使用这个样式
原文地址：http://blog.csdn.net/you23hai45/article/details/44997215
