<?php
// Assume we have an array of objects
$users = [
(object) ['name' => 'Alice', 'age' => 30],
(object) ['name' => 'Bob', 'age' => 25],
(object) ['name' => 'Charlie', 'age' => 35],
];
// Reduce the users to get the total age
$totalAge = array_reduce($users, function($carry, $user) {
return $carry + $user->age;
}, 0);
echo "Total Age: " . $totalAge;
?>
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