(PHP 5 >= 5.1.0, PHP 7)
ArrayIterator::setFlags — Set behaviour flags
public void ArrayIterator::setFlags
This function is
currently not documented; only its argument list is available.
A bitmask as follows:
0 = Properties of the object have their normal functionality
when accessed as list (var_dump, foreach, etc.).
1 = Array indices can be accessed as properties in read/write.
No value is returned.