<%@ page language="java" import="java.util.*" pageEncoding="GBK"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<h1>登陆系统</h1>
<form action="Login.jsp" method="post">
用户名:<input type="text" name="name"><br>
密 码:<input type="password" name="password"><br>
<input type="submit" value="登陆">
</form>
<%
String name=request.getParameter("name");
String pass=request.getParameter("password");
if(!(("".equals(name)||nall==null)&&("".equals(pass)||pass==null))){
//假设用户名是abc,密码是123
if("abc".equals(name)&&"123".equals(pass)){
session.setAttribute("name", name);//登录设置了session
response.setHeader("refresh", "2;URL=welcome.jsp");
// response.sendRedirect("welcome.jsp");
}
%>
<h2>ok<a href="welcome.jsp">跳转按这里</a></h2>
<%
else{
%>
<h3>错误的用户名或密码</h3>
<%
}
}
%>