css expression 隔行换色_经验交流

css实现的，用expression但在实际中部建议使用，占用资源而且firefox浏览器不支持

<style> .db tr{ background-color:expression('#000000,#333333,#555555,#777777,#999999,#bbbbbb,#dddddd,#ffffff'.split(',')[rowIndex%8]); } </style> <table width="500" border="1" class="db"> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> </table>
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]

就两颜色的时候可以改这这样

<style> .db { border-collapse:collapse;} .db tr{ background-color:expression('#F8F8F8,#EFEFEF'.split(',')[rowIndex%2]); } </style> <table width="100%" border="1" class="db"> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> </table> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr>
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]

如果真想用，可以用下面的js写的

<table id="list" width="300"> <table id="list" width="300"> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> <tr> <td> </td> </tr> </table> <script type="text/javascript"> <!-- var colorArr = new Array("#ffffff","#cccccc","#999999","#666666","#333333"); var s = 0; function listDoodle() { var list = document.getElementById("list").getElementsByTagName("tr"); for (var i=0;i<list.length ;i++ ) { list[i].style.backgroundColor = colorArr[s++]; if (s==(colorArr.length-1)) { s = 0; } } } window.onload = listDoodle; //--> </script>                        <br><input onclick="runEx('runcode61711')" type="button" value="运行代码"><input onclick="doCopy('runcode61711')" type="button" value="复制代码"> <input onclick="doSave(runcode61711)" type="button" value="保存代码"> <a href="/article/23421.htm" title="查看具体详情" target="_blank">[Ctrl+A 全选 注:</a>如需引入外部Js需刷新才能执行]<script type="text/javascript"> <!-- var colorArr = new Array("#ffffff","#cccccc","#999999","#666666","#333333"); var s = 0; function listDoodle() { var list = document.getElementById("list").getElementsByTagName("tr"); for (var i=0;i<list.length ;i++ ) { list[i].style.backgroundColor = colorArr[s++]; if (s==(colorArr.length-1)) { s = 0; } } } window.onload = listDoodle; //--> </script> </table>