is.na.lcens | R Documentation |
Indicates which elements are missing: methods for "lcens," "mcens," and "qw" data.
## S3 method for class 'lcens' is.na(x) ## S3 method for class 'mcens' is.na(x) ## S3 method for class 'qw' is.na(x)
x |
the object to be tested. |
A logical vector of the same length as its argument x
,
containing TRUE for those elements marked NA and FALSE otherwise.
is.na(as.lcens(c(1,3, NA), 2))
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