PHP

<?php


if( isset($_POST['login'] ) ){

	$username = $_POST[ 'username' ];
	$password = $_POST[ 'password' ];
}


if ( $username == 'abc' && $password == '123'){

	echo "Kaj Korche ";
}


?>

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Welcome My Facebook</title>
</head>
<body>

	<form action="" method ="POST">

		<table>
			<tr>
				<td><label for="username">Username</label></td>
				<td><input type="text" name="usernmae" id="username" ></td>

			</tr>
			<tr>
				<td><label for="password">Password</label></td>
				<td><input type="password" name="password" id="password"></td>
			</tr>
			<tr>
				<td></td>
				<td><input type="submit" value ="login"></td>
			</tr>
		</table>

	</form>
</body>
</html>