日期:2014-05-20  浏览次数:20717 次

jsp中如何实现分页显示
谁知道类似百度的分页是怎么实现的吗?我想用jsp来实现,有没有类似的代码?分页形式如下
1 [2] [3] [4] [5] [6] [7] [8] [9] [10] 下一页 [尾页] 


------解决方案--------------------
分页的代码网络上很多的,可以去搜索下的。
------解决方案--------------------
HTML code

<%
if(!rs.next())
break;
}
%>
<tr>
    <td width="786" height="30" colspan="9" align="right">

<table width="786" align="center">
    <tr>
    <td width="786" height="30" colspan="9" align="right">
共<%=pagecount%>页
        <a href="/Manager/Placard/placard.jsp?topage=<%=1%>">第一页</a>
        <a href="/Manager/Placard/placard.jsp?topage=<%=showpage-1%>">上一页</a>
        <a href="/Manager/Placard/placard.jsp?topage=<%=showpage+1%>">下一页</a>
        <a href="/Manager/Placard/placard.jsp?topage=<%=pagecount%>">最后一页</a>
        <span class="bgcolor">
      <input name="topage" type="text" class="txt_grey" size="3" value="<%=showpage%>">页</span>
</td>
</tr>
</table>
</td>
  </tr>
<%
}
condata.close(con);
}catch(Exception e)
{e.printStackTrace();}
%>
</table>
</body>
</html>

------解决方案--------------------
HTML code

<%@ page contentType="text/html; charset=gb2312" %>
<%@ page import="java.sql.*"%>
<jsp:useBean id="condata" scope="page" class="com.crm.util.DB"/>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">

<title>
placard page
</title>
</head>
<%!
Connection con=null;
Statement stmt = null;
ResultSet rs=null;

String sql;
int code;
int pagesize=10;
int rowcount=0;
int pagecount=1;
%>

<body bgcolor="#ffffff">
<table width="785" height="117" border="1" align="center" cellpadding="0" cellspacing="0">
  <tr>
    <td width="786" height="38" align="center" colspan="6"><font face="隶书" size="7">网站公告信息</font></td>
  </tr>
  <tr>
    <td width="85%" height="29" align="right" colspan="6">
   <a href="/Manager/Placard/placard_show.jsp">发布公告信息</a></td>
  </tr>
  <tr>
    <td width="10%" height="29" align="center">ID</td>
    <td width="10%" height="29" align="center">标题</td>   
    <td width="10%" height="29" align="center">发布日期</td>
    <td width="10%" height="29" align="center">作者</td>
    <td width="10%" height="29" align="center">接收者</td>
    <td width="10%" height="29" align="center">内容</td>
    <td width="10%" height="29" align="center">修改</td>
    <td width="15%" height="29" align="center">删除</td>
  </tr>
<%

sql="select ID,Title,publishtime,publisher,accepter,content from notice ";
try
{
con=condata.getCon();
stmt=condata.getStmt(con);
rs=condata.executeQuery(stmt,sql);
if(!rs.next())
{
%>
<script language="javascript">
    //alert("没有公共信息");
   // history.back();
</script>
<%
}else
{
rs.last();
rowcount=rs.getRow();
int showpage=1;
pagecount=((rowcount%pagesize)==0?(rowcount/pagesize):(rowcount/pagesize)+1);
 String topage=request.getParameter("topage");
if(topage!=null)
{
showpage=Integer.parseInt(topage);
if(showpage>pagecount){
  showpage=pagecount;
  }else if(showpage<=0){
  showpage=1;
  }
}
rs.absolute((showpage-1)*pagesize+1);
for(int i=1;i<=pagesize;i++)
{
code=rs.getInt("ID");
%>
 <tr>
    <td width="10%" height="32" align="center"><%=code%></td>
    <td width="10%" height="32" align="center"><%=rs.getString("Title")%></td>
    <td width="10%" height="32" align="center"><%=rs.getDate("publishtime")%></td>
    <td width="10%" height="32" align="center"><%=rs.getString("publisher")%></td> 
    <td width="10%" height="32" align="center"><%=rs.getString("accepter")%></td>
    <td width="10%" height="32" align="center"><%=rs.getString("content")%></td>
    <td width="10%" height="32" align="center">
   <a href="/Manager/Placard/placard_change.jsp?id=<%=code%>">修改</a></td>
    <td width="15%" height="32" align="center">
  <a href="/Manager/Placard/placard_delete.jsp?id=<%=code%>">删除</a></td>
  </tr>
<%
if(!rs.next())
break;
}
%>
<tr>
    <td width="786" height="30" colspan="9" align="right">

<table width="786" align="center">
    <tr>
    <td width="786" height="30" colspan="9" align="right">
共<%=pagecount%>页
        <a href="/Manager/Placard/placard.jsp?topage=<%=1%>">第一页</a>
        <a href="/Manager/Placard/placard.jsp?topage=<%=showpage-1%>">上一页</a>
        <a href="/Manager/Placard/placard.jsp?topage=<%=showpage+1%>">下一页</a>
        <a href="/Manager/Placard/placard.jsp?topage=<%=pagecount%>">最后一页</a>
        <span class="bgcolor">
      <input name="topage" type="text" class="txt_grey" size="3" value="<%=showpage%>">页</span>
</td>
</tr>
</table>
</td>
  </tr>
<%
}
condata.close(con);
}catch(Exception e)
{e.printStackTrace();}
%>
</table>
</body>
</html>