[R] Why are integers coded as e.g. "2L" in R functions?

[arun]

Hi Alex,

May be this link helps:
http://stackoverflow.com/questions/7014387/whats-the-difference-between-1l-and-1

A.K.




On Thursday, May 15, 2014 6:55 AM, Alexander Engelhardt <alex at chaotic-neutral.de> wrote:
Hello R-help,

I keep noticing R functions that don't compare integers like
   if(x == 2)
but instead
   if(x == 2L)

Is this a long integer? Also, when do the two notations have a different 
effect on the code?

Thanks in advance,
  Alex

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