3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $items1 = array(new stdClass()); $items2 = array(new stdClass(), new stdClass()); $items3 = array(new stdClass(), new stdClass(), new stdClass()); function doCompare($a, $b){ return $a === $b; }; $udiff1 = array_udiff($items1, $items1, 'doCompare'); $udiff2 = array_udiff($items2, $items2, 'doCompare'); $udiff3 = array_udiff($items3, $items3, 'doCompare'); var_dump($udiff1, $udiff2, $udiff3);
based on nOHo9
Output for 5.0.0 - 5.6.28, 7.0.0 - 7.1.0
array(1) { [0]=> object(stdClass)#1 (0) { } } array(0) { } array(0) { }
Output for hhvm-3.10.0 - 3.12.0
array(1) { [0]=> object(stdClass)#1 (0) { } } array(1) { [0]=> object(stdClass)#2 (0) { } } array(0) { }
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: array_udiff() in /in/3TDgD on line 11
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: array_udiff() in /in/3TDgD on line 11
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: array_udiff() in /in/3TDgD on line 11