/**
* Get the items with the specified keys.
*
* @param mixed $keys
*
* @return static
*/
public function only($keys)
{
$keys = is_array($keys) ? $keys : func_get_args();
return new static(Arr::only($this->items, $keys));
}
public function testOnly()
{
$array = ['name' => 'Desk', 'price' => 100, 'orders' => 10];
$array = Arr::only($array, ['name', 'price']);
$this->assertEquals(['name' => 'Desk', 'price' => 100], $array);
}
