<!DOCTYPE html><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>jquery showMore 显示更多</title><script type="text/javascript" src="js/jquery-1.8.3.js"></script><script type="text/javascript" src="js/jquery.showMore.js"></script></head><body><ul class="showMoreNChildren" pagesize="5"><li>a</li><li>b</li><li>c</li><li>d</li><li>e</li><li>f</li><li>g</li><li>h</li><li>i</li><li>j</li><li>k</li><li>m</li><li>a</li><li>b</li><li>c</li><li>d</li><li>e</li><li>f</li><li>g</li><li>h</li><li>i</li><li>j</li><li>k</li><li>m</li></ul><ul class="mynews" pagesize="4"><li>news 11</li><li>news 12</li><li>news 13</li><li>news 14</li><li>news 21</li><li>news 22</li><li>news 23</li><li>news 24</li><li>news 31</li><li>news 32</li><li>news 33</li><li>news 34</li></ul><script type="text/javascript">//调用显示更多插件。参数是标准的 jquery 选择符 $.showMore(".showMoreNChildren,.mynews");</script></body></html>JavaScript code(function () {var showMoreNChildren = function ($children, n) {//显示某jquery元素下的前n个隐藏的子元素var $hiddenChildren = $children.filter(":hidden");var cnt = $hiddenChildren.length;for (var i = 0; i < n && i < cnt ; i++) {$hiddenChildren.eq(i).show();}return cnt - n;//返回还剩余的隐藏子元素的数量}jQuery.showMore = function (selector) {if (selector == undefined) { selector = ".showMoreNChildren" }//对页中现有的class=showMorehandle的元素，在之后添加显示更多条，并绑定点击行为$(selector).each(function () {var pagesize = $(this).attr("pagesize") || 10;var $children = $(this).children();if ($children.length > pagesize) {for (var i = pagesize; i < $children.length; i++) {$children.eq(i).hide();}$("<div class=‘showMorehandle‘ >显示更多</div>").insertAfter($(this)).click(function () {if (showMoreNChildren($children, pagesize) <= 0) {//如果目标元素已经没有隐藏的子元素了，就隐藏“点击更多的按钮条”$(this).hide();};});}});}})();基于jQuery实现点击列表加载更多效果
原文地址：http://www.cnblogs.com/wulibo/p/7622153.html