array_sum в многомерной массиве php
<?php
$items = [
['label' => 'cake', 'name' => 'Cake', 'price' => 150],
['label' => 'pizza', 'name' => 'Pizza', 'price' => 250],
['label' => 'puff', 'name' => 'Veg Puff', 'price' => 20],
['label' => 'samosa', 'name' => 'Samosa', 'price' => 14]
];
$arrSum = array_sum(array_column($items, 'price', 'name'));
print "Sum of Array : ".$arrSum."<br/>";
?>
@CodeGrepperManu