3v4l.org

run code in 300+ PHP versions simultaneously
<?php function strip($x) { echo $x . "<br/>"; } $ar = [0,[1,[2,[3,[4,5],6],7],8],9]; array_walk_recursive ( $ar ,'strip']);
Output for 5.4.0 - 5.4.39
Parse error: syntax error, unexpected ']' in /in/gP9gl on line 7
Process exited with code 255.
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/gP9gl on line 6
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/gP9gl on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/gP9gl on line 6
Process exited with code 255.
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225.9 ms | 1395 KiB | 129 Q