- array_map: documentation ( source)
- array_sum: documentation ( source)
- var_export: documentation ( source)
<?php
$array = [
['gozhi' => 2, 'uzorong' => 1, 'ngangla' => 4, 'langthel' => 5],
['gozhi' => 5, 'uzorong' => 0, 'ngangla' => 3, 'langthel' => 2],
['gozhi' => 3, 'uzorong' => 0, 'ngangla' => 1, 'langthel' => 3],
];
var_export(
array_map(
fn() => array_sum(func_get_args()),
...$array
)
);