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    TAVLTree.Compare

    Compare 2 nodes.

    Declaration

    Source position: avl_tree.pp line 145

    public 
function TAVLTree.Compare(Data1: Pointer; Data2: Pointer) : Integer;

    Description

    Compare compares the keys from 2 data pointers. It uses the appropriate compare function TAVLtree.OnCompare or TAVLTree.OnObjectCompare to do so. The result is

    • negative if the first key comes before the second
    • 0 when the two keys are equal.
    • positive if the second key comes before the first

    See also

    Name Description
    TAVLTree.OnObjectCompare Compare handler.
    TAVLtree.OnCompare Compare function used when comparing nodes.