3v4l.org

run code in 300+ PHP versions simultaneously
<?php $itemList = array( array(0), array(1), array(0,1), array(0,1,2,3,4), array(new stdClass), array(new stdClass, new stdClass), array(new stdClass, new stdClass, new stdClass) ); function doCompare($a, $b) { if ($a === $b) { return 0; } elseif ($a > $b) { return 1; } return -1; }; foreach ($itemList as $item) { var_dump(array_udiff($item, $item, 'doCompare')); }
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(0) { } array(0) { } array(0) { } array(0) { } array(0) { } array(0) { } array(0) { }
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: array_udiff() in /in/6j4qG on line 24
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: array_udiff() in /in/6j4qG on line 24
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: array_udiff() in /in/6j4qG on line 24

preferences:
263.17 ms | 401 KiB | 422 Q