3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('/[0-9\s+-]{6,}/u', ' [hidden] ', '+12 0 123 44 44 555', -1, $count);
Output for 7.4.0 - 7.4.33, 8.0.1 - 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
[hidden]
preferences:
64.58 ms | 1240 KiB | 4 Q