unspecified
From vctrs v0.1.0
by Hadley Wickham
A 1d vector of unspecified type
This is a partial type used to represent logical vectors
that only contain NA
. These require special handling because we want to
allow NA
to specify missingness without requiring a type.
- Keywords
- internal
Usage
unspecified(n = 0)vec_unspecified_cast(x, to)
# S3 method for vctrs_unspecified
vec_type2(x, y)
Arguments
- n
Length of vector
Details
vec_unspecified_cast()
is a helper to use in your vec_cast()
methods.
See vignette("s3-vector")
for detail.
Examples
# NOT RUN {
vec_ptype()
vec_ptype(NA)
vec_c(NA, factor("x"))
vec_c(NA, Sys.Date())
vec_c(NA, Sys.time())
vec_c(NA, list(1:3, 4:5))
# }
Community examples
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