WY001的博客

1. Jsp语法1.1 Page指令<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%>Language

1 El表达式内置对象表达式内置对象说明pageContext表示 javax.servlet.jsp.PageContext 对象pageScope表示从 page 属性范围查找输出属性requestScope表示从 request 属性范围查找输出属性sessionScope表示从 session 属性范围查找输出属性application...

c:out<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!-- 引入jsp标签库 --><%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix=&quo

1 helloWorldpackage action;import java.io.PrintWriter;import java.io.IOException;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServlet...