3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); $a[] = array('1',null); $a[] = array('1','2'); $a[] = array('2',null); $a[] = array('2','2'); $a[] = array('1',null); $a[] = array('2','2'); array_map("unserialize", array_unique(array_map("serialize", $a)))
Output for 5.4.0 - 5.4.27
Parse error: syntax error, unexpected end of file in /in/XAfoa on line 11
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 $end in /in/XAfoa on line 11
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/XAfoa on line 11
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/XAfoa on line 11
Process exited with code 255.
preferences:
207.86 ms | 1395 KiB | 117 Q