code102.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>cookie <%Cookie cookie1 = new Cookie("user","tom");response.addCookie(cookie1);%>${cookie.user.value}
code102.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>cookie <%Cookie cookie1 = new Cookie("user","tom");response.addCookie(cookie1);%>${cookie.user.value}
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code100.jsp 获取requestScope范围的数据${requestScope.userName}${sessionScope.manager}${applicationScope.message}
code097.jsp EL逻辑运算userName = ${userName}pwd = ${pwd}/${userName != && (userName==大王)}${userName != && (userName==大王)}/${userName == tom && pwd == 123}${userName == tom && pwd == 123}
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