Nothing
message("TESTING: trim()...")
library("R.oo")
x <- character(0L)
y <- trim(x)
print(y)
stopifnot(identical(y, x))
x <- "Hello world!"
y <- trim(x)
print(y)
stopifnot(identical(y, x))
x <- " \tHello world!\n "
y <- trim(x)
print(y)
stopifnot(identical(y, "Hello world!"))
x <- c(" \tHello", "world!")
y <- trim(x)
print(y)
stopifnot(identical(y, c("Hello", "world!")))
message("TESTING: trim()...DONE")
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.