The Number of Levels of an Object

Return the number of levels which its argument has. Extends base::nlevels.

Usage

nlevels(x, ...)

Arguments

x

an object, such as a LinkMap, MultiFactor or factor.

...

additional arguments. Not used for base::factor method.

Value

A Numeric vector of length equal to the number of elements in x. Optionally, named.

Examples

# Available methods:
nlevels
#> <S7_generic> nlevels(x, ...) with 3 methods:
#> 1: method(nlevels, MultiFactor::MultiFactor)
#> 2: method(nlevels, MultiFactor::LinkMap)
#> 3: method(nlevels, class_any)