java list jstl_JSTL 案例 — 遍历list集合

package com.sponge.servlet;

import java.io.IOException;

import java.util.List;

import javax.servlet.ServletException;

import javax.servlet.annotation.WebServlet;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import com.sponge.dao.UserDao;

import com.sponge.entity.User;

@WebServlet("/showServlet")

public class ShowServlet extends HttpServlet { // 显示全部数据

private static final long serialVersionUID = 1L;

protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

this.doPost(req, resp);

}

protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

AdminDao dao = new AdminDao();

List userList = dao.getAll();

// servlet中存放list集合

req.setAttribute("userList", userList);

req.getRequestDispatcher("index.jsp").forward(req, resp);

}

}

pageEncoding="utf-8"%>

table {

border: 1px solid pink;

margin: 0 auto;

}

td{

width: 150px;

border: 1px solid pink;

text-align: center;

}