<%@ page language="java" pageEncoding="GB2312"%> <%@ page import="java.sql.*" %> <% String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/"; %>
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<title>仿BAIDU & GOOGLE 分页页码显示格式</title> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="This is my page"> <style> <!-- body { .p { PADDING-LEFT:18px; FONT-SIZE: 14px; WORD-SPACING: 4px } } --> </style> </head>
<body> <div class="p"> <%
//转载请保留以下信息,谢谢! //by tolys //本文出处: http://blog.csdn.net/tolys/archive/2007/10/06/1813197.aspx int pagesize = 10;//每页显示记录数 int liststep = 20;//最多显示分页页数 int pages = 1;//默认显示第一页 if (request.getParameter("pages") != null) { pages = Integer.parseInt(request.getParameter("pages"));//分页页码变量 } //sql="select count(*) from table";//取出记录总数,把*换成记录名性能更加 int count = 305;//假设取出记录总数 int pagescount = (int) Math.ceil((double) count / pagesize);//求总页数,ceil(num)取整不小于num if (pagescount < pages) { pages = pagescount;//如果分页变量大总页数,则将分页变量设计为总页数 } if (pages < 1) { pages = 1;//如果分页变量小于1,则将分页变量设为1 } int listbegin = (pages - (int) Math.ceil((double) liststep / 2));//从第几页开始显示分页信息 if (listbegin < 1) { listbegin = 1; } int listend = pages + liststep/2;//分页信息显示到第几页 if (listend > pagescount) { listend = pagescount + 1; }
//显示数据部分 int recordbegin = (pages - 1) * pagesize;//起始记录 int recordend = 0; recordend = recordbegin + pagesize; //最后一页记录显示处理 if (pages == pagescount) { recordend = (int) (recordbegin + pagesize * (count % pagesize) * 0.1); } Connection conn = null; PreparedStatement pstmt = null; ResultSet rs = null; String strsql = "select top "+pagesize+ " * from (select top "+recordbegin+" * from tables order by aml_id) aa order by aml_id desc"; Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver"); conn = DriverManager.getConnection("jdbc:microsoft:", "", ""); pstmt = conn.prepareStatement(strsql); rs = pstmt.executeQuery(); while(rs.next()){ response.getWriter().println("AML_ID: "+rs.getString(1)+" ");//显示取出的数据 response.getWriter().println("AML_ID: "+rs.getString(4)+"<br>");//显示取出的数据 } // for (int i = recordbegin; i < recordend; i++) { // response.getWriter().println("record " + i + "<br>"); // }
//显示数据部分
//<显示分页信息 //<显示上一页 if (pages > 1) { response.getWriter().println( "<a href=?pages=" + (pages - 1) + ">上一页</a>"); }//>显示上一页 //<显示分页码 for (int i = listbegin; i < listend; i++) { if (i != pages) {//如果i不等于当前页 response.getWriter().println( "<a href=?pages=" + i + ">[" + i + "]</a>"); } else { response.getWriter().println("[" + i + "]"); } }//显示分页码> //<显示下一页 if (pages != pagescount) { response.getWriter().println( "<a href=?pages=" + (pages + 1) + ">下一页</a>"); }//>显示下一页 //>显示分页信息 rs.close(); pstmt.close(); conn.close(); %> </div> </body> </html>
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