3v4l.org

run code in 300+ PHP versions simultaneously
<?php $counter = 0; $Symbols = array('1', '2', '3', '4', '45', '100', '0'); $row = '120321'; //for example foreach ($Symbols as $sym) { if (strpos($row, $sym) !== false) { $counter++; } } echo $counter; // It will give you counter of all element in array persent in the $row
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.1 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
4
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/N6i0K on line 12
Process exited with code 255.

preferences:
352.08 ms | 401 KiB | 457 Q