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<?php $array1 = ['1','14','31']; $array2 = [[1,'',14,28],[2,1,14,29],[3,1,14,30],[4,1,14,31]]; Foreach($array2 as $key => $arr){ $match[$key] = array_intersect($arr, $array1); } Var_dump($match);
Output for git.master, git.master_jit, rfc.property-hooks
array(4) { [0]=> array(2) { [0]=> int(1) [2]=> int(14) } [1]=> array(2) { [1]=> int(1) [2]=> int(14) } [2]=> array(2) { [1]=> int(1) [2]=> int(14) } [3]=> array(3) { [1]=> int(1) [2]=> int(14) [3]=> int(31) } }

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