On 7/27/2006 8:16 AM, Tamas K Papp wrote:
> How can I start a local scope inside an R function? Eg in
>
>> b
> Error: object "b" not found
>> f <- function() {
> + {
> + b <- 1
> + }
> + b+2
> + }
>> f()
> [1] 3
>
> I would like f() to report an error, not finding b. I am thinking
> about something like let in Scheme/Lisp.
The local() function does this:
> f <- function() {
+ local({ b <- 1 })
+ b + 2
+ }
> f()
Error in f() : object "b" not found
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