addV {xegaDerivationTrees} | R Documentation |
Add a vertex to the data frame for vertices.
Description
Add a vertex to the data frame for vertices.
Usage
addV(df, id, name)
Arguments
df |
Data frame for vertices. |
id |
Integer (numerical identifier of vertex). |
name |
Name of grammar symbol of of vertex. |
Value
A Data frame for vertices.
See Also
Other Data frames for igraph:
addE()
,
newE()
,
newV()
Examples
df<-addV(newV(), 1, "<fe>")
print(df)
[Package xegaDerivationTrees version 1.0.0.6 Index]