<!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=gb2312" /> <title>无标题文档</title> <style type="text/css"> body{ font-size:14px; margin:0;} div{ width:auto; height:auto; line-height:150%;} ul{ list-style:none; margin-left:-20px;} ul li:hover{ background-color:#DDDDDD; color:#FF0000; cursor:pointer;} </style> </head> <body> <div id="continer"></div> </body> </html> <script language="javascript" src="jquery.min.js"></script> <script language="javascript"> //模拟数据 var jsonData = [ {"id":"1","name":"父节点1","url":"www.baidu.com","pid":"0"}, {"id":"4","name":"父节点11","url":"","pid":"1"}, {"id":"13","name":"父节点111","url":"","pid":"4"}, {"id":"14","name":"父节点112","url":"","pid":"4"}, {"id":"5","name":"父节点12","url":"","pid":"1"}, {"id":"6","name":"父节点13","url":"","pid":"1"}, {"id":"2","name":"父节点4","url":"","pid":"0"}, {"id":"7","name":"父节点41","url":"","pid":"2"}, {"id":"8","name":"父节点42","url":"","pid":"2"}, {"id":"9","name":"父节点43","url":"","pid":"2"}, {"id":"3","name":"父节点5","url":"","pid":"0"}, {"id":"10","name":"父节点51","url":"","pid":"3"}, {"id":"11","name":"父节点52","url":"","pid":"3"}, {"id":"12","name":"父节点53","url":"","pid":"3"} ] ; //主方法，运用递归实现 function createTree(jsons,pid){ if(jsons != null){ var ul = '<ul class="">' ; for(var i=0;i<jsons.length;i++){ if(jsons[i].pid == pid){ ul += '<li>' + jsons[i].name + "</li>" ; ul += createTree(jsons,jsons[i].id) ; } } ul += "</ul>" ; } return ul ; } $(function(){ var ul = createTree(jsonData,0) ; $("#continer").append(ul) ; //控制菜单的隐藏显示 $("ul[class] li").each(function(){ $(this).click(function(){ $(this).next().toggle() ; }) ; }) ; }) ; </script> </body> </html>