CSS3新的选择器
<span style="color: #800000;">ele[att^="val"] </span><span style="color: #008000;">/*</span><span style="color: #008000;">属性att的值以val开头的元素</span><span style="color: #008000;">*/</span><span style="color: #800000;"> ele[att$="val"] </span><span style="color: #008000;">/*</span><span style="color: #008000;">属性att的值以val结尾的元素</span><span style="color: #008000;">*/</span><span style="color: #800000;"> ele[att*="val"] </span><span style="color: #008000;">/*</span><span style="color: #008000;">属性att包含val字符串的元素</span><span style="color: #008000;">*/</span>
