int pblIteratorPreviousIndex

( PblIterator* iterator )

Returns the index of the element that would be returned by a subsequent call to previous.

Documentation

Returns the index of the element that would be returned by a subsequent call to previous.

Returns -1 if the list iterator is at the beginning of the list.

This method has a time complexity of O(1).

Parameters:

iterator - The iterator to use

Returns:

int rc: The index of the element that would be returned by a subsequent call to previous, or -1 if list iterator is at beginning of list.

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