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<?php $arr_a = array("AAA","","CCC",""); $arr_b = array("a1","b1","a2","b2","a3","b3","a4","b4"); $arr_c = array_chunk($arr_b,2); $c = array_combine($arr_a,$arr_c); $limp= array_filter($c); $filteredkeys = array_filter(array_keys($limp)); $filtered = array_intersect_key($limp, array_flip($filteredkeys)); var_dump($filtered);
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46.61 ms | 402 KiB | 5 Q