is.missing {splus2R} | R Documentation |
Check to see whether the input is either NA or a vector of length 0.
is.missing(x)
x |
object to check. |
tRUE if the input is a vector of length 0; is.na(x)
otherwise.
anyMissing
, as.rectangular
, colIds
, colMaxs
, colMedians
, colMins
, colRanges
, colStdevs
, colVars
, deparseText
, ifelse1
, is.numeric.atomic.vector
, is.rectangular
, is.zero
, lowerCase
, oldUnclass
, numCols
, numRows
, peaks
, positions
, rowIds
, rowMaxs
, rmvnorm
, stdev
, subscript2d
, upperCase
, vecnorm
, which.na
.
is.missing(numeric(0)) is.missing(NA) is.missing(c(1,2,3,NA,5))