3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function array_uunique($rgData, $fnCompare=null) { if(!isset($fnCompare)) { return array_unique($rgData); } if(!is_callable($fnCompare)) { return null; } if(!count($rgData)) { return array(); } $rgResult = array(); foreach($rgData as $mItem) { foreach($rgResult as $mTest) { if(!call_user_func_array($fnCompare, [$mItem, $mTest])) { continue 2; } } $rgResult[]=$mItem; } return $rgResult; } $rgResult = array_uunique(['foo', 'feo', 'bee' , 'bar', 'baz'], function($x, $y) { return levenshtein($x, $y)>1; }); var_dump($rgResult);
Output for 5.4.0 - 7.1.0
array(3) { [0]=> string(3) "foo" [1]=> string(3) "bee" [2]=> string(3) "bar" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/vddF4 on line 21
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/vddF4 on line 21
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/vddF4 on line 21
Process exited with code 255.