public function rewind()
{
$this->iterator->rewind();
if ($this->iterator->valid()) {
$current = $this->iterator->current();
$this->currentIterator = Helper\LinqHelper::getIteratorOrThrow($current);
if ($this->currentIterator != null) {
$this->currentIterator->rewind();
}
} else {
$this->currentIterator = null;
}
$this->key = 0;
}
/**
* Returns all elements except the ones of the given sequence.
*
* @param array|\Iterator $second
* @return Linq Returns all items of this not occuring in $second
*/
public function except($second)
{
LinqHelper::assertArgumentIsIterable($second, "second");
return new Linq(new ExceptIterator($this->iterator, LinqHelper::getIteratorOrThrow($second)));
}
