TBtreeObject

Note: A TObject with Left/Right/Parent for use in B-Trees

private
`FBlank:Boolean;`	Object is the blank key (1 per node)

`FPrev:TBtreeObject;`	Prev object in Linked List (Sorted)
`FNext:TBtreeObject;`	Next object in Linked List (Sorted)

`FLeft:TBtreeObject;`	Left sibling in B-Tree (Lower)
`FRight:TBtreeObject;`	Right sibling in B-Tree (Higher)

`FChild:TBtreeObject;`	Child object in B-Tree (Lower)
`FParent:TBtreeObject;`	Parent object in B-Tree (Higher)
public
`property Blank:Boolean read FBlank write FBlank;`

`property Prev:TBtreeObject read FPrev write FPrev;`
`property Next:TBtreeObject read FNext write FNext;`

`property Left:TBtreeObject read FLeft write FLeft;`
`property Right:TBtreeObject read FRight write FRight;`

`property Child:TBtreeObject read FChild write FChild;`
`property Parent:TBtreeObject read FParent write FParent;`

`procedure Clear;`

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