3v4l.org

run code in 300+ PHP versions simultaneously
<?php $regexp = '/(\(*\d{2}\)*)+\s*(\d{4,5})\s*[-]*\s*(\d{4})/i'; $matches=array(); preg_match($regexp, '(11) 4789 2180', $matches); print_r($matches);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => (11) 4789 2180 [1] => (11) [2] => 4789 [3] => 2180 )
preferences:
186.21 ms | 406 KiB | 314 Q