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Example

 


Spreadsheet Format

Tree data structures are hierarchical. Each node has a parent nodes.  In the example below, "Pet" is the parent of "Cat," "Dog," and "Rabbit". "Pet" is also the root note, since it has no parent.

Example of tree data structure.Image Added

 

 

 

 

 

 

 

 

 

Each row in the Tree Map data table represents a node on the tree. 

 

 Column 1Column 2Column 3Column 4
Data Typeplain textplain textnumbernumber
Contents

The name of the node.

The name of the node's parent.

Note:

  • If this is the first node on the tree (called the root), type in "null" 
  • This name must match the entry in the first column of the row that defines the parent node

A value for the node.

Note:

  • This determines the size of the node relative to the other nodes.

A second value for the node.

Note:

  • This determines the color of the node relative to the other nodes.
Optional   x

 

For the sample tree above, the first two columns might look like this: 

NodeParent
Petnull
CatPet
DogPet
RabbitPet
Domestic ShorthairCat
SiameseCat
CorgiDog
Great DaneDog
LabradorDog

 

Customization Options


Branch level to show:
 
 Branch spacing:

Branch sets the transparency of the fill color under the graph's curve.