<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %> <%-- Created by IntelliJ IDEA. User: 武恒 Date: 2023/2/18 Time: 15:31 To change this template use File | Settings | File Templates. --%> <%@ page contentType="text/html;charset=UTF-8" language="java" %> JSTL 标签 <% int n = 10; String[] arr = {"苹果","鸭梨","香蕉","菠萝","桃子"}; request.setAttribute("n", n); request.setAttribute("arr", arr); %>

循环遍历

${var}

循环数组

IF标签

<% //1 男生 2 女生 int sex = 1; request.setAttribute("sex", sex); %> 张三是男生 张三是女生

set标签

${name}

when标签

张三是男生 张三是女生 张三不明生物