Online PHP editor | refs for kjcgs

<?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; } $rgResult = array_uunique(['foo', 'feo', 'bee' , 'bae', 'bar', 'baz'], function($x, $y) { return levenshtein($x, $y)>1; }); var_dump($rgResult);