3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php print_r(array_unique([1,1,2,3,4,5,5,6]));
Output for 5.4.0 - 7.1.0
Array ( [0] => 1 [2] => 2 [3] => 3 [4] => 4 [5] => 5 [7] => 6 )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/eRQLI on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ')' in /in/eRQLI on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/eRQLI on line 2
Process exited with code 255.