public function equals(CollectionInterface $collection)
{
if ($collection->count() !== $this->count()) {
return false;
}
foreach ($collection as $key => $item) {
if ($this->_collection[$key] !== $item) {
return false;
}
}
return true;
}
/**
* Get number of ocurrences.
* @return int
*/
public function count()
{
return $this->collection->count();
}
