<h3>GET</h3>

<?php

if($_SERVER['REQUEST_METHOD'] == "POST"){
	echo 'Yarr';
}

if(array_key_exists('nev', $_GET) && !empty($_GET['nev'])) {
	echo "Nev: " ,$_GET['nev'], "<br>", "jelszó: " ,$_GET['jelszó'];
}

?>





<!-- action="" -->
<form method="GET">
	<input type="text" name="nev">
	<input type="password" name="jelszó">
	<input type ="submit">
</form>

<br>
<?php
if(array_key_exists('p', $_GET	)&& !empty($_GET['p'])) {
	switch ($_GET['p']) {
		case 'home': echo 'home'; break;
		case 'login': echo 'login'; break;
		default: echo '404'; break;
	}
} else{
	echo "HOME";
}?>
<br>

<a href="?p=home">Home</a> <br>
<a href="?p=login">Login</a> <br>

<?php

function testInput($data) {
	$data = trim($data)
	return $data;
}


if ($_SERVER['REQUEST_METHOD'] =='POST') {
	$error = "";

	if (!array_key_exists('nev', $_POST) || empty($_POST['nev'])) {
		$error .= "A név mező kötelező! <br>";
	}

	if (!array_key_exists('jelszó', $_POST) || empty($_POST['jelszó'])) {
		$error .= "A jelszó mező kötelező! <br>";
	}

if($error == "") {
	$nev = $jelszó = "";

	$nev = $_POST['nev'];
	$jelszó = $_POST['jelszó'];

	echo $nev, "," , $jelszó;

} else {
	echo $error;
}


}

 ?>


<H3>POST</H3>


<form method="POST">
	<input type="text" name="nev">
	<input type="password" name="jelszó">
	<input type ="submit">
</form>



<br>


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