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<?php $data = array( 0 => array( 'gozhi' => 2, 'uzorong' => 1, 'ngangla' => 4, 'langthel' => 5 ), 1 => array( 'gozhi' => 5, 'uzorong' => 0, 'ngangla' => 3, 'langthel' => 2 ), 2 => array( 'gozhi' => 3, 'uzorong' => 0, 'ngangla' => 1, 'langthel' => 3 ), ); $res = array_map(function($item) { return array_map(function() { return array_sum(func_get_args()); }, $item); }, $data); var_dump($res);
Output for 5.3.7 - 7.1.0
array(3) { [0]=> array(4) { ["gozhi"]=> int(2) ["uzorong"]=> int(1) ["ngangla"]=> int(4) ["langthel"]=> int(5) } [1]=> array(4) { ["gozhi"]=> int(5) ["uzorong"]=> int(0) ["ngangla"]=> int(3) ["langthel"]=> int(2) } [2]=> array(4) { ["gozhi"]=> int(3) ["uzorong"]=> int(0) ["ngangla"]=> int(1) ["langthel"]=> int(3) } }