3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $one = [ ['id'=>182, 'data'=>'foo'], ['id'=>300, 'data'=>'bar'], ['id'=>8, 'data'=>'baz'], ['id'=>52, 'data'=>'bee'] ]; $two = [52, 300]; $result = array_uintersect($one, $two, function($x, $y) { $x = is_array($x)?$x['id']:$x; $y = is_array($y)?$y['id']:$x; var_dump($x, $y); return $x-$y; }); var_dump($result);
Output for 7.0.0 - 7.3.0
int(182) int(300) int(300) int(8) int(182) int(8) int(300) int(52) int(182) int(52) int(8) int(52) int(52) int(52) int(8) int(8) int(8) int(52) int(52) int(52) int(52) int(182) array(2) { [2]=> array(2) { ["id"]=> int(8) ["data"]=> string(3) "baz" } [3]=> array(2) { ["id"]=> int(52) ["data"]=> string(3) "bee" } }
Output for 5.4.0 - 5.6.38
int(300) int(182) int(300) int(8) int(52) int(300) int(182) int(52) int(8) int(182) int(52) int(8) int(300) int(300) int(8) int(8) int(8) int(52) int(52) int(52) int(52) int(182) array(2) { [2]=> array(2) { ["id"]=> int(8) ["data"]=> string(3) "baz" } [3]=> array(2) { ["id"]=> int(52) ["data"]=> string(3) "bee" } }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/ZmMDT on line 3
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 '[' in /in/ZmMDT on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/ZmMDT on line 3
Process exited with code 255.