Cookie项目---记住用户名
check.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%><!DOCTYPE html><html><head><meta charset="UTF-8"><title>Insert title here</title></head><body><%request.setCharacterEncoding("utf-8");String name = request.getParameter("uname");String pwd = request.getParameter("upwd");Cookie cookie = new Cookie ("name",name);response.addCookie(cookie);response.sendRedirect("result.jsp");%></body></html>
login.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%><!DOCTYPE html><html><head><meta charset="UTF-8"><title>Insert title here</title></head><body><%!String uname ;%><%Cookie[] cookies = request.getCookies();for(Cookie cookie : cookies){if(cookie.getName().equals("uname")){uname = cookie.getValue();}}%><form action="check.jsp" method="post" >用户名:<input type="text" name="uname" value="<%=(uname==null?"":uname)%>"> <br/>密码：<input type="password" name="upwd"><br/><input type="submit" value="登录"><br/></form></body></html>
result.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%><!DOCTYPE html><html><head><meta charset="UTF-8"><title>Insert title here</title></head><body>欢迎进入！！！！！！！！！</body></html>
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小鱼儿
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