public static function isEmpty(IteratorAggregate $iterable) : bool
    {
        return Iterators::isEmpty(Iterators::from($iterable->getIterator()));
    }
public static function isEmpty(IteratorAggregate $iterable) : bool
    {
        return Iterators::isEmpty(Iterators::from($iterable->getIterator()));
    }
public static function isEmpty ( IteratorAggregate $ iterable ) : bool { return Iterators :: isEmpty ( Iterators :: from ( $ iterable -> getIterator ( ) ) ) ; }
Determines if the given iterable contains no elements.

@param IteratorAggregate $iterable
@return boolean
Determines if the given iterable contains no elements .