[Rd] Multiple return values / bug in rpart?

Barry Rowlingson b.rowlingson at lancaster.ac.uk
Tue Aug 13 11:27:57 CEST 2013

On Mon, Aug 12, 2013 at 6:06 PM, Justin Talbot <justintalbot at gmail.com> wrote:
> In the recommended package rpart (version 4.1-1), the file rpartpl.R
> contains the following line:
> return(x = x[!erase], y = y[!erase])
> AFAIK, returning multiple values like this is not valid R. Is that
> correct? I can't seem to make it work in my own code.

 Works for me, returning a list:

 > foo
 > foo(99)
[1] 99

[1] 198

But hey, that might just be because I redefined 'return' earlier:

 > return

It is unlikely this is the case in rpart though...

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