is.labelled function

Tests for multiple label classes

is.labelled(x, classes = c("haven_labelled", "labelled"))

Arguments

• x: data
• classes: classes to test

Returns

logical

Examples

structure(c(1, 2, 3, 2, 10, 9),
  labels = c(Unknown = 9, Refused = 10),
  class = "haven_labelled"
) |> is.labelled()