[R] Where are usages like "== 2L" documented?

David Winsemius dwinsemius at comcast.net
Tue Nov 17 00:30:09 CET 2009


On Nov 16, 2009, at 6:22 PM, Bryan Hanson wrote:

> Gurus:
>
> I keep seeing other people’s code that contain ideas like
>
> If (x == 2L)
> X[-1L]
> X - 1L
>
> I have some idea of what’s going on, but where is the use of  
> concepts like
> “2L” documented?

Not sure where exactly, and it would depend on where you learned R.  
The integer data type information and notation should have been found  
among the material where you learned about "numeric", "character",  
"logical", .... that sort of basic notion.

-- 

David Winsemius, MD
Heritage Laboratories
West Hartford, CT



More information about the R-help mailing list