Online PHP editor | refs for npjR2

<?php $email = 'johnsnow@ヒキワリ.ナットウ.com'; $email = str_replace('@-', '@', str_replace('xn--', '', idn_to_ascii($email))); echo $email . "\n"; if (filter_var($email, FILTER_VALIDATE_EMAIL)) { echo 'valid'; } else { echo 'not valid'; } $foo = filter_var($email, FILTER_VALIDATE_EMAIL); echo "\n"; echo $foo;