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

Duncan Murdoch murdoch at stats.uwo.ca
Wed Sep 24 22:10:07 CEST 2008


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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