利用了CSS2的相邻选择符IE7以下不支持
隔行换色示例:
<!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<htmlxmlns="http://www.w3.org/1999/xhtml">
<head>
<title>放弃class与js实现隔行换色效果</title>
<metahttp-equiv="Content-Type"content="text/html;charset=utf-8"/>
<metaname="Author"content="PengRong"/>
<styletype="text/css">
<>
</style>
</head>
<body>
<table>
<tr>
<td>12</td><td>12</td><td>12</td><td>12</td>
</tr>
<tr>
<td>12</td><td>12</td><td>12</td><td>12</td>
</tr>
<tr>
<td>12</td><td>12</td><td>12</td><td>12</td>
</tr>
<tr>
<td>12</td><td>12</td><td>12</td><td>12</td>
</tr>
<tr>
<td>12</td><td>12</td><td>12</td><td>12</td>
</tr>
</table>
</body>
</html>
隔列换色示例：
<!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<htmlxmlns="http://www.w3.org/1999/xhtml">
<head>
<title>放弃class与js实现隔列换色效果</title>
<metahttp-equiv="Content-Type"content="text/html;charset=utf-8"/>
<metaname="Author"content="PengRong"/>
<styletype="text/css">
<>
</style>
</head>
<body>
<table>
<tr>
<td>12</td><td>12</td><td>12</td><td>12</td>
</tr>
<tr>
<td>12</td><td>12</td><td>12</td><td>12</td>
</tr>
<tr>
<td>12</td><td>12</td><td>12</td><td>12</td>
</tr>
<tr>
<td>12</td><td>12</td><td>12</td><td>12</td>
</tr>
<tr>
<td>12</td><td>12</td><td>12</td><td>12</td>
</tr>
</table>
</body>
</html>