REDCapCAST/reference/is.labelled.md

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# Tests for multiple label classes
Tests for multiple label classes
## Usage
``` r
is.labelled(x, classes = c("haven_labelled", "labelled"))
```
## Arguments
- x:
data
- classes:
classes to test
## Value
logical
## Examples
``` r
structure(c(1, 2, 3, 2, 10, 9),
labels = c(Unknown = 9, Refused = 10),
class = "haven_labelled"
) |> is.labelled()
#> [1] TRUE
```