3v4l.org

run code in 300+ PHP versions simultaneously
<?php $sub = array( '+7 812-703-10-00', '8-812-346-60-01', '+7(495)785-98-42', '(499) 725 77 88', '8 (495) 663-61-00', '(812) 448-54-18', '8916-318-36-36', '540-69-05' ); foreach($sub as $s){ preg_match('/^(\+?\d+)?\s*(\(\d+\))?[\s-]*([\d-]*)$/', $s, $res); var_dump($res); }

preferences:
33.48 ms | 402 KiB | 5 Q