3v4l.org

run code in 300+ PHP versions simultaneously
<?php $beatstr = '1001110110010011'; preg_match_all('/10*|0/', $beatstr, $m); print_r($m); $beatstr = '00110110'; preg_match_all('/10*|0/', $beatstr, $m); print_r($m);
Output for 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Array ( [0] => Array ( [0] => 100 [1] => 1 [2] => 1 [3] => 10 [4] => 1 [5] => 100 [6] => 100 [7] => 1 [8] => 1 ) ) Array ( [0] => Array ( [0] => 0 [1] => 0 [2] => 1 [3] => 10 [4] => 1 [5] => 10 ) )

preferences:
140.72 ms | 408 KiB | 5 Q