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jsp:include参数传送接收与应用

2018年01月24日 ⁄ 综合 ⁄ 共 2442字 ⁄ 字号 评论关闭

先看一个简单的应用,在a.jsp中写如下代码

<div>

<jsp:include page="name.jsp" >
<jsp:param name="name" value="xy" />
</jsp:include>

</div>
这就将名为name,值为xy的参数传送到name.jsp。

 

那么在name.jsp中接收参数

 
  <%
  String n=request.getParameter("name");
  if(n!= null && !"".equals(n.trim()))
  out.println(n);
  %>

  <div id="showName"><%=url></div>

 

 

 

我们来看一个分页的应用

 

pager.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
 String path = request.getContextPath();
 String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/";
%>

<%@taglib uri="/struts-tags"
prefix="s"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
 <head>
  <base href="<%=basePath%>">
  </head>

 <body>
  <%
   String url = request.getParameter("url");
  %>
  <s:if test="#request.yrlyquery==null">
   <s:if test="data.totalPage>1">
    <s:if test="data.totalPage==pageIntNum">
     <a href="<%=url%>?pageNum=1">首页</a>&nbsp;
     <a href="<%=url%>?pageNum=<s:property value="pageIntNum-1"/>">上一页</a>&nbsp;
    </s:if>
    <s:elseif test="pageIntNum==1">
     <a href="<%=url%>?pageNum=<s:property value="pageIntNum+1"/>">下一页</a>
     <a href="<%=url%>?pageNum=<s:property value="data.totalPage"/>">末页</a>&nbsp;
    </s:elseif>
    <s:else>
     <a href="<%=url%>?pageNum=1">首页</a>&nbsp;
     <a href="<%=url%>?pageNum=<s:property value="pageIntNum-1"/>">上一页</a>&nbsp;
     <a href="<%=url%>?pageNum=<s:property value="pageIntNum+1"/>">下一页</a>&nbsp;
     <a href="<%=url%>?pageNum=<s:property value="data.totalPage"/>">末页</a>
    </s:else>
   </s:if>
  </s:if>
  <s:else>
   <s:if test="data.totalPage>1">
    <s:if test="data.totalPage==pageIntNum">
     <a href="<%=url%>?queryType=q&pageNum=1">首页</a>&nbsp;
     <a href="<%=url%>?queryType=q&pageNum=<s:property value="pageIntNum-1"/>">上一页</a>&nbsp;
    </s:if>
    <s:elseif test="pageIntNum==1">
     <a href="<%=url%>?queryType=q&pageNum=<s:property value="pageIntNum+1"/>">下一页</a>&nbsp;
     <a href="<%=url%>?queryType=q&pageNum=<s:property value="data.totalPage"/>">末页</a>
    </s:elseif>
    <s:else>
     <a href="<%=url%>?queryType=q&pageNum=1">首页</a>&nbsp;
        <a href="<%=url%>?queryType=q&pageNum=<s:property value="pageIntNum-1"/>">上一页</a>&nbsp;
        <a href="<%=url%>?queryType=q&pageNum=<s:property value="pageIntNum+1"/>">下一页</a>
        <a href="<%=url%>?queryType=q&pageNum=<s:property value="data.totalPage"/>">末页</a>
    </s:else>
   </s:if>
  </s:else>
  当前第
  <s:property value="pageIntNum" />
  页 共
  <s:property value="data.totalPage" />
  
 </body>
</html>


其中pageNum还有data.tot

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