/**
* Returns whether the collection is empty.
*
* @return bool Returns `true` if the collection is empty and `false`
* otherwise.
*/
public function isEmpty()
{
return $this->map->isEmpty();
}
/**
* Returns whether the collection is empty.
*
* @return bool Returns `true` if the collection is empty and `false`
* otherwise.
*/
public function isEmpty()
{
return $this->map->isEmpty();
}