3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "Hello there ##NAME##, you have ##ORDERSNUM## orders pending"; preg_match_all('/##([^#]+)##/', $string, $matches); print_r($matches);
Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Array ( [0] => Array ( [0] => ##NAME## [1] => ##ORDERSNUM## ) [1] => Array ( [0] => NAME [1] => ORDERSNUM ) )
preferences:
122.25 ms | 404 KiB | 213 Q