On 06 May 2014, at 01:05 , Hervé Pagès <hpa...@fhcrc.org> wrote:

> 
> BTW, that %in% has precedence over arithmetic operations is surprising,
> error-prone, and doesn't cover any reasonable use case (who needs to
> multiply the logical vector returned by %in% by some value?) but that's
> another story:

The point here is that the %foo% operators all have the _same_ precedence. In 
principle, they can be user-coded, and there is no way to express what 
precedence is desirable. It may turn out slightly weird for %in%, but think of 
what would happen if %*% had lower precedence than addition. 

-- 
Peter Dalgaard, Professor,
Center for Statistics, Copenhagen Business School
Solbjerg Plads 3, 2000 Frederiksberg, Denmark
Phone: (+45)38153501
Email: pd....@cbs.dk  Priv: pda...@gmail.com

______________________________________________
R-devel@r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-devel

Reply via email to