Program 1
<html>
<head>
<title>TODO supply a title</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>
<body>
</body>
</html>Program 2
<%@page contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>JSP Page</title>
</head>
<body>
<center>
<form method="post" action="TestHidden1.jsp">
<table>
<tr>
<th>User Name:</th>
<td><input type="text" name="txtuser"></td>
</tr>
<tr>
<th>Password:</th>
<td><input type="password" name="txtpass"></td>
</tr>
<tr>
<td></td>
<td><input type="submit" value="Submit"></td>
</tr>
</table>
</form>
</center>
</body>
</html>Program 3
<%--
Document : TestHidden1
Created on : Dec 2, 2023, 1:22:16 PM
Author : admin
--%>
<%@page contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<%!
String user,pass;
%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>JSP Page</title>
</head>
<body>
<center>
<%
user=request.getParameter("txtuser");
pass=request.getParameter("txtpass");
//out.println("User Name: "+user);
// out.println("Password: "+pass);
%>
<form method="post" action="TestHidden2.jsp">
<input type="hidden" name="txtuser" value=<%=user%>>
<input type="hidden" name="txtpass" value=<%=pass%>>
<input type="Submit" value="Submit">
</form>
</center>
</body>
</html>Program 4
<%--
Document : TestHidden2
Created on : Dec 2, 2023, 1:27:06 PM
Author : admin
--%>
<%@page contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>JSP Page</title>
</head>
<body>
<center>
<h1>Hello World This is Test 2 Page!</h1>
<%
String user,pass;
user=request.getParameter("txtuser");
pass=request.getParameter("txtpass");
// out.println("User Name: "+user);
// out.println("Password: "+pass);
%>
<form method="post" action="TestHidden3.jsp">
<input type="hidden" name="txtuser" value=<%=user%>>
<input type="hidden" name="txtpass" value=<%=pass%>>
<input type="Submit" value="Submit">
</form>
</center>
</body>
</html>Program 5
<%--
Document : TestHidden3
Created on : Dec 2, 2023, 1:30:19 PM
Author : admin
--%>
<%@page contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>JSP Page</title>
</head>
<body>
<center>
<h1>Hello World This is Test 3 Page!</h1>
<%
String user,pass;
user=request.getParameter("txtuser");
pass=request.getParameter("txtpass");
out.println("User Name: "+user);
out.println("Password: "+pass);
%>
</center>
</body>
</html>
