el表达式Servlet 跳转JSP界面没有数据显示


import com.it.pojo.Brand;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.annotation.*;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

@WebServlet("/demo1")
public class demo1 extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        //1. 准备数据
        List<Brand> brands = new ArrayList<>();
        brands.add(new Brand(1,"三只松鼠","三只松鼠",100,"三只松鼠,好吃不上火",1));
        brands.add(new Brand(2,"优衣库","优衣库",200,"优衣库,服适人生",0));
        brands.add(new Brand(3,"小米","小米科技有限公司",1000,"为发烧而生",1));

        //2. 存储到request域中
        request.setAttribute("brands",brands);

        //3. 转发到 el-demo.jsp
        request.getRequestDispatcher("/el-demo.jsp").forward(request,response);
    }

    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        this.doGet(request, response);
    }
}

<%@ page contentType="text/html;charset=UTF-8" language="java" %>

Title${brands} ``` 用el表达式 Servlet 跳转JSP界面没有数据显示 ![img](https://img-mid.csdnimg.cn/release/static/image/mid/ask/238192673386124.png "#left")

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已经解决了,要在.jsp文件里加一行<%@ page isELIgnored="false" %>