A simple solution for laravel's array helper called `array_only()` which support dot

array_only.php

<?php


public function array_only($original, $keeping)
{
    // remove the following keys from the rendered bill object
    $arr = []; 

    foreach ($keeping as $key)
    {
        array_set($arr, $key, array_get($original, $key, null));
    }

    return $arr;
};

// use:
$original = $someModel->toArray();

$keeping = [
    'id',
    'status',
    'viewed_at',
    'paid_at',
    'blah.company',
    'customer.email',
    'customer.firstname',
    'customer.lastname',
    'schedule.active',
    'schedule.meta',
    'schedule.payment_method.method',
    'schedule.payment_method.card_last_four',
];

array_only($original, $keeping);