how to chunk collection in laravel 3 3 2 3 code example

Example 1: collection laravel filter

$collection = collect([1, 2, 3, 4]);

$filtered = $collection->filter(function ($value, $key) {
    return $value > 2;
});

$filtered->all();

// [3, 4]

Example 2: add to collection laravel

$item = collect();
$item->push($product);