Names of Variables in Graph

Description

Extracts the variable names from an input graph. Useful for iterating over all variables.

Usage

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## S3 method for class 'dagitty'
names(x)

Arguments

x

the input graph, of any type.

Examples

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## A "DAG" with Romanian and Swedish variable names. These can be
## input using quotes to overcome the limitations on unquoted identifiers.
g <- dagitty( 'digraph {
  "coração" [pos="0.297,0.502"]
  "hjärta" [pos="0.482,0.387"]
  "coração" -> "hjärta"
}' )
names( g )