nodeData-methods: Get and set attributes for the nodes of a graph object
Description
Attributes of the nodes of a graph can be accessed using
nodeData
. The attributes must be defined using
nodeDataDefaults
. You can ommit the n
argument
to retrieve attributes for all nodes in the graph. You can ommit the
attr
argument to retrieve all attributes.
Usage
nodeData(self, n, attr)
nodeData(self, n, attr) <- value
Arguments
self
A graph-class
instance
n
A character
vector of node names
attr
A character
vector of length one specifying the
name of a node attribute
value
An R object to store as the attribute value