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<?php function thing(array $needle, $haystack) { $result = array($haystack); foreach ($needle as $a) { $target = []; foreach ($result as $r) { $target = array_merge($target, explode($a, $r)); } $result = $target; } $result = array_filter($result); // Put the elements in needle back into the result $result = array_merge($needle, $result); return array_values($result); } var_dump(thing(array('THIS', 'test', 'hello', 'A', 'is'), 'helloTHISisAblindtest'));
Output for git.master, git.master_jit, rfc.property-hooks
array(6) { [0]=> string(4) "THIS" [1]=> string(4) "test" [2]=> string(5) "hello" [3]=> string(1) "A" [4]=> string(2) "is" [5]=> string(5) "blind" }

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