[R] How can I comment out whole chunks of code?

Gabor Grothendieck ggrothendieck at gmail.com
Wed Sep 24 22:13:13 CEST 2008


Also if there are no single quotes in your line you can surround them
with single quotes. Ditto for double quotes.

junk <- "
some R code possibly with
syntax errors
"

If the code is in a function you can omit the junk<-
part.

On Wed, Sep 24, 2008 at 4:10 PM, Duncan Murdoch <murdoch at stats.uwo.ca> wrote:
> On 24/09/2008 4:03 PM, Mark Na wrote:
>>
>> Hello,
>>
>> I know this has been discussed, but I haven't found an answer in the
>> archives. Basically, I'd like to be able to comment out chunks of code
>> (which may or may not be syntactically correct) without having to put the #
>> symbol in front of each line (and, if possible, without having to adopt a
>> new text editor).
>>
>> My current R setup (XP) is very simple. I always have three windows open:
>> the R console, my working directory, and a Notepad window containing my
>> program. Adopting Tinn-R would probably solve this problem, but for
>> simplicity I'd rather not move beyond Notepad (if possible).
>>
>> Thanks for any help you can provide,
>
> I think there is no solution that lives within your constraints.
>
> If you keep syntactic correctness, you can wrap blocks in
>
> if (FALSE) {
>  ...
> }
>
> If you switch to a real editor, adding the # prefix to each line would not
> be a problem.
>
> Duncan Murdoch
>
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> and provide commented, minimal, self-contained, reproducible code.
>



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