partial_factor {vctrs} | R Documentation |
Partially specify a factor
Description
This special class can be passed as a ptype
in order to specify that the
result should be a factor that contains at least the specified levels.
Usage
partial_factor(levels = character())
Arguments
levels |
Character vector of labels. |
Examples
pf <- partial_factor(levels = c("x", "y"))
pf
vec_ptype_common(factor("v"), factor("w"), .ptype = pf)
[Package vctrs version 0.6.5 Index]