RecursiveIteratorIterator::setMaxDepth

(PHP 5 >= 5.1.0, PHP 7)

RecursiveIteratorIterator::setMaxDepth — Set max depth

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public RecursiveIteratorIterator::setMaxDepth ([ int $max_depth = -1 ] ) : void

Set the maximum allowed depth.

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max_depth

The maximum allowed depth. -1 is used for any depth.

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Emits an Exception if max_depth is less than -1.