write.dendrogram {phylogram} | R Documentation |
Write a dendrogram object to parenthetic text.
Description
This function exports a dendrogram object as a Newick/New Hampshire text string.
Usage
write.dendrogram(x, file = "", append = FALSE, edges = TRUE, ...)
Arguments
x |
an object of class |
file |
a character string naming a file or connection to write the
output to. If no file path is specified or |
append |
logical indicating whether the output should be
appended to the file. If |
edges |
logical indicating whether edge weights should be included in the output string. |
... |
further arguments to be passed to |
References
Felsenstein J (1986) The Newick tree format. http://evolution.genetics.washington.edu/phylip/newicktree.html
Olsen G (1990) Interpretation of the "Newick's 8:45" tree format standard. http://evolution.genetics.washington.edu/phylip/newick_doc.html
See Also
read.dendrogram
to parse a "dendrogram"
object from a text file.
The write.tree
function in the ape
package performs a similar operation for "phylo"
and "multiPhylo"
objects.
Examples
newick <- "(A:0.1,B:0.2,(C:0.3,D:0.4):0.5);"
x <- read.dendrogram(text = newick)
write.dendrogram(x, edges = TRUE)