public uniqueKeyIterator ( Traversable $iterator ) : Pinq\Iterators\IWrapperIterator | ||
$iterator | Traversable | |
Résultat | Pinq\Iterators\IWrapperIterator |
public function uniqueKeyIterator(\Traversable $iterator);
public function indexBy(callable $function) { return $this->constructScopedSelf($this->scheme->uniqueKeyIterator($this->scheme->projectionIterator($this->elements, $function, null))); }