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<?php $a1 = [1,2,3,4,5]; $a2 = [1,3,5]; $result = []; foreach($a1 as $item) { if (in_array($item, $a2)) { $result[] = 'match' . $item; } else { $result[] = $item; } } print_r($result);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => match1 [1] => 2 [2] => match3 [3] => 4 [4] => match5 )

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