PHP 5.6.18 is available

RecursiveTreeIterator::key

(PHP 5 >= 5.3.0, PHP 7)

RecursiveTreeIterator::keyGet the key of the current element

Description

public string RecursiveTreeIterator::key ( void )

Gets the current key prefixed and postfixed.

Warning

This function is currently not documented; only its argument list is available.

Parameters

This function has no parameters.

Return Values

Returns the current key prefixed and postfixed.

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