求教关于Jquery的ul li的分页
ul 下有若干个li 3个为1个分页 1个input按钮点击显示后3个 另一个显示前3个 求大神这个怎么做
[解决办法]
<!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>无标题文档</title><script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-1.7.2.min.js"></script><script type="text/javascript">$(document).ready( function() { var total = Math.ceil($("ul li").length / 3); var current = 1; $("ul li:gt(2)").hide(); $("#btnPrev").attr("disabled", "disabled").click( function() { $("#btnNext").removeAttr("disabled"); current -= 1; $("ul li").show(); var indexStart = (current - 1) * 3; var indexEnd = indexStart + 2; $("li:lt(" + indexStart + "), li:gt(" + indexEnd + ")", $("ul")).hide(); if (current == 1) $(this).attr("disabled", "disabled"); }); $("#btnNext").click( function() { $("#btnPrev").removeAttr("disabled"); current += 1; $("ul li").show(); var indexStart = (current - 1) * 3; var indexEnd = current * 3 - 1 > $("ul li").length - 1 ? $("ul li").length - 1 : current * 3 - 1; $("li:lt(" + indexStart + "), li:gt(" + indexEnd +")", $("ul")).hide(); if (current == total) $(this).attr("disabled", "disabled"); });});</script></head><body><ul> <li>01</li> <li>02</li> <li>03</li> <li>04</li> <li>05</li> <li>06</li> <li>07</li></ul><input type="button" id="btnNext" value="下一页" /><input type="button" id="btnPrev" value="上一页" /></body></html>