[R] about strsplit

[Peter Dalgaard BSA]

Olivier Houix <Olivier.Houix at ircam.fr> writes:

> Hello,
> I want to split a string including a "+" but 
> it seems there is no effect because of this special character.
> Just to explain, I convert frequencies to midi notes (external program)
> but I don't want to keep 
> information about quater-tone!
>  
> > s <- c("Fd4+1/4") (i't a note!)
> > strsplit(s,"+")
> [[1]]
> [1] "F" "d" "4" "+" "1" "/" "4"

Read up on regular expressions (or see the last example on the help
page) and:

>  s <- "Fd4+1/4" 
> strsplit(s,"\\+")
[[1]]
[1] "Fd4" "1/4"




-- 
   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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