Description Usage Arguments Value See Also Examples
Check to see whether the input is either NA or a vector of length 0.
1 | is.missing(x)
|
x |
object to check. |
TRUE if the input is a vector of length 0; is.na(x)
otherwise.
1 2 3 | is.missing(numeric(0))
is.missing(NA)
is.missing(c(1,2,3,NA,5))
|
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