<?php

// define ISSET
if (isset($_POST['submit']) {

	// define variables
	$username = $_POST['username'];
	$password = $_POST['password'];

	// if $username or $password EMPTY
	if (empty($username) || empty($password)) {
		die("Username or Password Field cannot be left Blank.");
	}

	// if $password does not equal "code"
	if ($password!="code") {
		die("You have entered an incorrect password.");
	}

	echo "You have connected successfully. Nice!";

}

?>