(PHP 5 >= 5.1.0, PHP 7)
RecursiveIteratorIterator::setMaxDepth — Set max depth
$max_depth = -1
] )Set the maximum allowed depth.
This function is currently not documented; only its argument list is available.
max_depthThe maximum allowed depth. -1 is used for any depth.
No value is returned.
Emits an Exception if max_depth is less than -1.