$re = '/((https?):\/\/)?(www.)?twitter\.com(\/@?(\w){1,15})\/status\/[0-9]{19}\?/';
$str = 'https://twitter.com/PetsDrawn/status/1516129999434436609?s=20&t=rH3i0GUrTKOgp_ryRlE9DA';
preg_match($re, $str, $matches, PREG_OFFSET_CAPTURE, 0);
// Print the entire match result
var_dump($matches);
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for PHP, please visit: http://php.net/manual/en/ref.pcre.php