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public php v1 · immutable<?phpif(isset($_POST['vanus']) AND $_POST['vanus'] > 11 AND $_POST['vanus'] < 16) { # kui vanus on 11-16 vahelheader("1.php"); # suuname ta 1.php'le} ?> <html><head><title>Eesti roheline energia</title></head><body> <form method="post">Vanus: <input type="text" name="vanus"></form></body></html>