/**
* Collapse an array of arrays into a single array.
*
* @param array|\ArrayAccess $array
*
* @return array
*
* @author Krisan Alfa Timur <*****@*****.**>
*/
function array_collapse($array)
{
return Arr::collapse($array);
}
/**
* Collapse the collection of items into a single array.
*
* @return static
*/
public function collapse()
{
return new static(Arr::collapse($this->items));
}
