<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
//解决乱码
request.setCharacterEncoding("utf-8");
//打印用户名
String username = request.getParameter("username");
//非空验证
if(username.equals("admin")){
//提示用户已存在，不能注册
request.setAttribute("message", "用户名已存在，请重新输入");
request.getRequestDispatcher("userLogin.jsp").forward(request, response);
}else{
//提示注册成功
request.setAttribute("message","注册成功！");
response.sendRedirect("success.jsp");
}
//String un = new String(username.getBytes("iso-8859-1"),"utf-8");
String password = request.getParameter("password");
out.println("username:" +username+"<br/>");
out.println("password:"+password+"<br/>");
%>
</body>
</html>
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
//解决乱码
request.setCharacterEncoding("utf-8");
//打印用户名
String username = request.getParameter("username");
//非空验证
if(username.equals("admin")){
//提示用户已存在，不能注册
request.setAttribute("message", "用户名已存在，请重新输入");
request.getRequestDispatcher("userLogin.jsp").forward(request, response);
}else{
//提示注册成功
request.setAttribute("message","注册成功！");
response.sendRedirect("success.jsp");
}
//String un = new String(username.getBytes("iso-8859-1"),"utf-8");
String password = request.getParameter("password");
out.println("username:" +username+"<br/>");
out.println("password:"+password+"<br/>");
%>
</body>
</html>