CRBTree::GetHeadPosition

Call this method to get the position value for the element at the head of the tree.

POSITION GetHeadPosition( ) const throw( );

Returns the position value for the element at the head of the tree.

The value returned by GetHeadPosition can be used with methods such as CRBTree::GetKeyAt or CRBTree::GetNext to traverse the tree and retrieve values.

Header: atlcoll.h

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