PHP filters 2D arrays and 3D arrays, and php 2D arrays _ PHP Tutorial-php Tutorial

PHP filters 2D arrays and 3D arrays, and php 2D arrays. PHP filters two-dimensional arrays and three-dimensional arrays. php two-dimensional array 1? Php23 $ arr [4 [, 9], 5 [, 0] 6]; 7 $ arr2 [8 list [9 [,], 10 [2, 4, 6, 8], 11 [3, 2, 9, PHP filters two-dimensional array and three-dimensional array, php two-dimensional array

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  [ 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);

Http://www.bkjia.com/PHPjc/1109848.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/1109848.htmlTechArticlePHP filter 2D array and 3D array, php 2D array 1? Php 2 3 $ arr = [4 [1, 3, 5, 7, 9], 5 [2, 4, 6, 0] 6]; 7 $ arr2 = [8 'list' = [9 [1, 3, 5, 7], 10 [2, 4, 6, 8], 11 [3, 2, 9 ,...