(PHP 5 >= 5.1.0, PHP 7)
RecursiveCachingIterator::__construct — Construct
$iterator
[, int $flags = self::CALL_TOSTRING
] )
Constructs a new RecursiveCachingIterator,
which consists of a passed in iterator.
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iteratorThe iterator being used.
flags
The flags. Use CALL_TOSTRING to call
RecursiveCachingIterator::__toString() for every element (the default),
and/or CATCH_GET_CHILD to catch exceptions when trying to get children.