jsp 的foreach标签

<%@page import="org.apache.catalina.User"%>
<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%>
    <%@page import="java.util.*" %>
    
    <%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>







    
    <%
        request.setAttribute("count", 10);
    
    %>
    
    
    aaaa
    
    
    
    
    
    xxxx
    
    
    
    yyyy
    
    
    
    
    ${i }

    
    
    
    ${pro.name }
    
    
    <%
    List strList = new ArrayList();
    strList.add("1");
    strList.add("2");
    strList.add("3");
    strList.add("4");
    request.setAttribute("strList", strList);
    %>
    
取出strList中的数据
    
    ${str }

    
    
    <%
        //遍历Map 的值
        Map strMap = new HashMap();
        strMap.put("name", "lucy");
        strMap.put("age", "18");
        strMap.put("addr", "beiwu");
        strMap.put("email", "[email protected]");
        session.setAttribute("strMap", strMap);
        
        
        
        //遍历Map中的数据
        Map userMap = new HashMap();
        userMap.put("user1", user1);
        userMap.put("user2", user2);
        session.putValue("userMap", userMap);
    %>
    
    
    ${entry.key }:${entry.value }

    
    
    
取出usermap的数据
    
        ${entry.key }:${entry.value.name }--${entry.value.password }