phyloTop (version 2.1.2)

nodeDepth: Node depth

Description

Determine the depth of a particular node in a tree, defined as the number of edges between it and the root. (So the root has depth zero, its children have depth one, etc.)

Usage

nodeDepth(tree, node)

Value

An integer corresponding to the depth of the given node.

Arguments

tree

a tree of class phylo or phylo4. The tree should be binary and rooted; if not it will be coerced into a binary rooted tree using multi2di, if possible.

node

a number corresponding to a node in the tree.

Author

Michelle Kendall

Examples

## Find the depth of node 34 in a random tree with 20 tips:
tree <- rtree(20)
plot(tree)
nodelabels()
nodeDepth(tree,34)