3v4l.org

run code in 300+ PHP versions simultaneously
<?php $re = '/\D+/'; $str = '+61-426 861 479'; $subst = ' '; $result = ltrim(preg_replace($re, $subst, $str)); echo $result;
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
61 426 861 479
preferences:
93.2 ms | 1616 KiB | 4 Q