<%@ page language="java" pageEncoding="GB2312"%>
            <%
  //轉(zhuǎn)載請(qǐng)保留以下信息，謝謝！
  //by tolys
  //本文出處： http://blog.csdn.net/tolys/archive/2007/10/06/1813197.aspx 
                int pagesize = 10;//每頁(yè)顯示記錄數(shù)
                int liststep = 10;//最多顯示分頁(yè)頁(yè)數(shù)
                int pages = 1;//默認(rèn)顯示第一頁(yè)
                if (request.getParameter("pages") != null) {
                    pages = Integer.parseInt(request.getParameter("pages"));//分頁(yè)頁(yè)碼變量
                }
                //sql="select count(*) from table";//取出記錄總數(shù),把*換成記錄名性能更加
                int count = 305;//假設(shè)取出記錄總數(shù)
                int pagescount = (int) Math.ceil((double) count / pagesize);//求總頁(yè)數(shù)，ceil（num）取整不小于num
                if (pagescount < pages) {
                    pages = pagescount;//如果分頁(yè)變量大總頁(yè)數(shù)，則將分頁(yè)變量設(shè)計(jì)為總頁(yè)數(shù)
                }
                if (pages < 1) {
                    pages = 1;//如果分頁(yè)變量小于１,則將分頁(yè)變量設(shè)為１
                }
                int listbegin = (pages - (int) Math.ceil((double) liststep / 2));//從第幾頁(yè)開始顯示分頁(yè)信息
                if (listbegin < 1) {
                    listbegin = 1;
                }
                int listend = pages + liststep/2;//分頁(yè)信息顯示到第幾頁(yè)
                if (listend > pagescount) {
                    listend = pagescount + 1;
                }

                //顯示數(shù)據(jù)部分
                int recordbegin = (pages - 1) * pagesize;//起始記錄
                int recordend = 0;
                recordend = recordbegin + pagesize;
                //最后一頁(yè)記錄顯示處理
                if (pages == pagescount) {
                    recordend = (int) (recordbegin + pagesize * (count % pagesize) * 0.1);
                }
                //Connection conn = null;//要測(cè)試顯示數(shù)據(jù)請(qǐng)自己鏈接數(shù)據(jù)庫(kù)
                //PreparedStatement stmt = null;
                //String strSql = "select * from usertable limit recordbegin,pagesize";//取出分頁(yè)記錄,SQL因數(shù)據(jù)庫(kù)而異！
                //stmt = conn.prepareStatement(strSql);
                //ResultSet rs = stmt.executeQuery();
                //while(rs.next())){
                //    response.getWriter().println(""+rs.getString("userId")+"<br>");//顯示取出的數(shù)據(jù)
                //}
                for (int i = recordbegin; i < recordend; i++) {
                    response.getWriter().println("record " + i + "<br>");
                }

                //顯示數(shù)據(jù)部分

                //<顯示分頁(yè)信息
                //<顯示上一頁(yè)
                if (pages > 1) {
                    response.getWriter().println(
                    "<a href=?pages=" + (pages - 1) + ">上一頁(yè)</a>");
                }//>顯示上一頁(yè)
                //<顯示分頁(yè)碼
                for (int i = listbegin; i < listend; i++) {
                    if (i != pages) {//如果i不等于當(dāng)前頁(yè)
                        response.getWriter().println(
                        "<a href=?pages=" + i + ">[" + i + "]</a>");
                    } else {
                        response.getWriter().println("[" + i + "]");
                    }
                }//顯示分頁(yè)碼>
                //<顯示下一頁(yè)
                if (pages != pagescount) {
                    response.getWriter().println(
                    "<a href=?pages=" + (pages + 1) + ">下一頁(yè)</a>");
                }//>顯示下一頁(yè)
                //>顯示分頁(yè)信息
            %>