(PHP 5 >= 5.1.0)
RecursiveIteratorIterator::beginIteration — شروع تکرار
فراخوانی هنگام شروع تکرار (پس از فراخوانی RecursiveIteratorIterator::rewind() .
This function is currently not documented; only its argument list is available.
This function has no parameters.
No value is returned.