1 <?php 2 3 $arr = [ 4 [1,3,5,7,9], 5 [2,4,6,8,0] 6 ]; 7 $arr2 = [ 8 'list' => [ 9 [1,3,5,7],10 [2,4,6,8],11 [3,2,9,0],12 ]13 ];14 $arr3 = [15 'list' => [16 [1,3,5,7],17 [2,4,6,8],18 [3,2,9,0]19 ]20 ];21 22 $res = array_map(function($arr){23 return array_filter($arr, function($v) {24 return $v !== 5;25 });26 }, $arr);27 28 $res2 = array_map(function($val) {29 return array_filter($val, function($v) {30 return !in_array(6, $v);31 });32 }, $arr2);33 34 $res3 = [];35 array_walk($arr3, function($val, $key) use(&$res3) {36 $res3[$key] = array_filter($val, function($v) {37 return !in_array(6, $v);38 });39 });40 41 var_dump($res2);42 var_dump($res3);