CRBTree::GetPrev
Call this method to obtain a pointer to an element stored in the CRBTree object, and then update the position to the previous element.
Syntax
const CPair* GetPrev(
POSITION& pos
) const throw( );
CPair* GetPrev(
POSITION& pos
) throw( );
Parameters
- pos
The position counter, returned by a previous call to methods such as CRBTree::GetHeadPosition or CRBTree::FindFirstKeyAfter.
Return Value
Returns a pointer to the previous CPair value stored in the tree.
Remarks
Updates the current position counter, pos. If there are no more entries in the tree, the position counter is set to NULL.
Requirements
Header: atlcoll.h