3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1, ,2, 0, 1.0, 1.1, "0", '', null, false]; var_dump(array_filter($a, 'is_int'));
Output for 5.4.0 - 5.4.31
Parse error: syntax error, unexpected ',', expecting ']' in /in/r67Gf on line 3
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 - 5.3.28
Parse error: syntax error, unexpected '[' in /in/r67Gf on line 3
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/r67Gf on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/r67Gf on line 3
Process exited with code 255.
preferences:
236.25 ms | 1395 KiB | 121 Q