3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array= array(1,2,3,3,4,5); print_r(array_diff_key($array));
based on hvdlY
Output for 5.3.0 - 7.2.0
Warning: array_diff_key(): at least 2 parameters are required, 1 given in /in/PieXm on line 4
Output for 5.1.0 - 5.2.17
Warning: Wrong parameter count for array_diff_key() in /in/PieXm on line 4
Output for 5.0.0 - 5.0.5
Fatal error: Call to undefined function array_diff_key() in /in/PieXm on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: array_diff_key() in /in/PieXm on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: array_diff_key() in /in/PieXm on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: array_diff_key() in /in/PieXm on line 4