Methods implemented just to prevent using them (because something inppropriate could be find by inheritance)

# S3 method for class 'ffdf'
physical(x) <- value
# S3 method for class 'ffdf'
virtual(x) <- value
# S3 method for class 'ffdf'
length(x) <- value
# S3 method for class 'ffdf'
vmode(x, ...) <- value
# S3 method for class 'ffdf'
vw(x, ...) <- value
# S3 method for class 'ffdf'
vw(x, ...)

Arguments

x

an ffdf object