معالجة البيانات عند الحاجة بإستخدام LazyCollection

<?php

use Illuminate\Support\LazyCollection;

$items = LazyCollection::make(function () {
    for ($number = 1; $number <= 100; $number++) {
        yield $number;
    }
});
echo $items->take(3)->values()->toJson();

[1,2,3]

<?php

use Illuminate\Support\LazyCollection;

$items = LazyCollection::make(function () {
    yield 2;
    yield 4;
    yield 6;
});
echo $items->map(fn ($number) => $number * 10)->take(2)->values()->toJson();

[20,40]