[R] increase or decrease variable by 1

[Gabor Grothendieck]

On Tue, Dec 7, 2010 at 12:25 PM, Bert Gunter <gunter.berton at gene.com> wrote:
> Ted:
>
> Inline below...
>
> On Tue, Dec 7, 2010 at 8:42 AM, Ted Harding <ted.harding at wlandres.net> wrote:
>> Indeed!
>>
>>  x <- x + 1
>>
>> (and being generous with unnecessary spaces) uses 10 characters.
>>
>>  `+`(x)<-1
>>
>> (being mean with them) uses 9. The "mean" version of the first
>> uses only 6: x<-x+1
>>
>> However, I suppose there is merit in the spiritual exercise
>> of contemplating how `+`(x)<-1 gets worked out!
>
> AFAICS it doesn't.
>> `+`(x)<-1
> Error in +x <- 1 : could not find function "+<-"

Sorry, my code was missing the first line:

> `+<-` <- `+`
>
> x <- 3
> `+`(x) <- 1
> x
[1] 4



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