[R] re| `By reference'

[Peter Dalgaard BSA]

Steve Wisdom <swisdom at deephavenfunds.com> writes:

> Still less esoteric is 
> 
> > MyFunc <- function(x,zz) zz <<- sum(x)
> > MyFunc(1:10,y)
> > y
> [1] 55
> 
> Although I don't know if this is a good general solution to `passing by
> reference' 

Eh? That's not supposed to work, and it doesn't:

> MyFunc <- function(x,zz) zz <<- sum(x)
> MyFunc(1:10,y)
> y
Error: Object "y" not found
> zz
[1] 55


-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk)             FAX: (+45) 35327907
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