is.na.fdata {far} | R Documentation |
The generic function is.na returns a logical vector of the same “form” as its argument x, containing TRUE for those elements marked NA or NaN (!) and FALSE otherwise. dim, dimnames and names attributes are preserved.
## S3 method for class 'fdata' is.na(x)
x |
A |
An observation is considered as NA if any of its values is NA.
A matrix of Logical values giving as rows the variables of x
and as columns the observation.
J. Damon
# Reading of the data library(stats) data(UKDriverDeaths) UKDriverDeaths[20]<-NA # Making the data of class 'fdata' fUKDriverDeaths <- as.fdata(UKDriverDeaths,col=1,p=12,dates=1969:1984, name="UK Driver Deaths") summary(fUKDriverDeaths) is.na(fUKDriverDeaths)