<div class="codetitle"> <span><a style="CURSOR: pointer" data="70127" class="copybut" id="copybut70127" onclick="doCopy('code70127')"><u>复制代码</u></a></span> 代码如下:</div> <div class="codebody" id="code70127"> <br><br><br><meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <br><title>js取模隔行变色</title> <br><script type="text/javascript"><BR>window.onload=function()<BR>{<BR> var oUl=document.getElementById('ul1');<BR> var aLi=oUl.getElementsByTagName('li');<br><br> for(var i=0; i< aLi .length; i++)<BR> {<BR> if(i%2==0) //取模 求余数<BR> {<BR> aLi[i].style.background='red';<BR> }<BR> }<BR>}<BR></script><br><br><br><ul id="ul1"> <br> <li>webtall</li> <br> <li>webtall</li> <br> <li>webtall</li> <br> <li>webtall</li> <br> <li>webtall</li> <br> </ul> <br><br><br> </div>
