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run code in 300+ PHP versions simultaneously
<?php $array = [ 0 => [ 0 => [1,2,3], // +1 1 => [4,5] // +1 ], 1 => [ 0 => [6,7], // +1 1 => [8,9,10] // +1 ] ]; function monkeys($array, &$count) { foreach ($array as $sub) { if (! is_array($sub)) { return ++$count; } else { return ($count += monkeys($sub, $count)); } } } $count = 0; var_dump(monkeys($array,$count)); var_dump($count);
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 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 - 8.2.18, 8.3.0 - 8.3.6
int(4) int(4)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/9JQu6 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/9JQu6 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/9JQu6 on line 2
Process exited with code 255.
preferences:
234.86 ms | 401 KiB | 312 Q