| invisible {base} | R Documentation |
Return a (temporarily) invisible copy of an object.
invisible(x)x |
an arbitrary R object. |
This function can be useful when it is desired to have functions return values which can be assigned, but which do not print when they are not assigned.
return,
function.
# These functions both return their argument
f1 <- function(x) x
f2 <- function(x) invisible(x)
f1(1)# prints
f2(1)# does not