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JSP页面文件目录树源码(递归算法)
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日期:2008年5月15日 作者: 查看:[大字体
中字体 小字体]
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %> <html> <head> <title></title> <meta http-equiv="Content-Type" content="text/html;charset=gb2312"; > <script language="JavaScript"> <!-- function MM_goToURL() { //v3.0 var i, args=MM_goToURL.arguments; document.MM_returnValue = false; for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'"); } //--> </script> <link href="css/ip.css" rel="stylesheet" type="text/css"> </head>
<body topmargin = "0" leftmargin = "0" marginheight = "0" marginwidth = "0" bgcolor="#FFFFFF"> <table border="0" cellspacing="0" cellpadding="0" height="80%"> <tr><td> </td> </tr> <tr valign="top"> <td height="223"> <span id="menus"></span> <span id="view"></span>
</td> </tr> <tr valign="bottom"> <td> </td> </tr> </table> <div align="right"></div> </body> <script> /** * 构造树,初值为0 */ function isbrother() { var is=flase;
} function tree(n) { var id = new Array("bar","pad","<IMG src=http://www.webjx.com/htmldata/sort/images/midnodeline.gifborder=0 align='absmiddle'><IMG src=http://www.webjx.com/htmldata/sort/images/close.gif'border=0 align='absmiddle'>","<IMG src=http://www.webjx.com/htmldata/sort/images/midclosedfolder.gif'border=0 align='absmiddle'><IMG src=http://www.webjx.com/htmldata/sort/images/close.gif'border=0 align='absmiddle'>","<IMG src=http://www.webjx.com/htmldata/sort/images/lastnodeline.gifborder=0 align='absmiddle'><IMG src=http://www.webjx.com/htmldata/sort/images/close.gif'border=0 align='absmiddle'>"); if(n == 0) { // 初始化变量 n = 1; i = 0; s = ""; } s += "<table border=0 cellspacing=0 cellpadding=0 >"; for(;i<tree_ar.length-1;i++) { var k = (n >= tree_ar[i+1][0])?0:1; if(tree_ar[i][2]==false) { id[2]="<IMG src=http://www.webjx.com/htmldata/sort/images/lastnodeline.gifborder=0 align='absmiddle'><IMG src=http://www.webjx.com/htmldata/sort/images/close.gif'border=0 align='absmiddle'>"; } s += "<tr id='"+id[k]+"' value="+i+"><td >"+id[k+2]+"</td><td>"+tree_ar[i][1]+"</td></tr>"; // // 构造节点,注意这里的自定义属性value。作用是简化构造节点的描述,共享参数数组信息。
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