Online PHP editor | refs for aL2R7

<?php $strings = [ "https://www.instagram.com/p/BxKRx5CHn5i/", "https://www.instagram.com/p/BrODg5XHlE6/?utm_source=ig_share_sheet&igshid=znsinsart176", "https://www.instagram.com/p/BxKRx5CHn5i/", "https://www.instagram.com/username/p/BxE5PpZhoa9/", "https://www.instagram.com/username/p/BxE5PpZhoa9/#look=overhere" ]; foreach ($strings as $string) { echo preg_match('~(?:https?://)?(?:www\.)?instagram\.com(?:/[^/]+)*/\K\w+~', $string , $m) ? $m[0] : ''; echo " (from $string)\n"; }