[R] reshape help

Peter Dalgaard p.dalgaard at biostat.ku.dk
Thu Sep 13 08:05:37 CEST 2007


Ross Darnell wrote:
>   
>   
> Yup. 2.6.0 will also allow this simplified variant:
>
>  > reshape(mydat, direction="long", varying=3:8, sep="")
>      tree serra time  bt   mm id
> 1.1     1     1    1 101 9101  1
> 2.1     2     1    1 102 9102  2
> 3.1     3     1    1 103 9103  3
>   

[Ross D] 

That's neat but how did the function recognize the difference between the 3:5 and 6:8 structure?

Ross Darnell

(Ross: Your emailer put your reply into my original signature, making it 
unquotable without cut&paste. Don't do that....)

It looks at the variable names (the current version can do that as well, 
but the case where the separator is not a dot is less easy to specify).

-- 
   O__  ---- Peter Dalgaard             Øster Farimagsgade 5, Entr.B
  c/ /'_ --- Dept. of Biostatistics     PO Box 2099, 1014 Cph. K
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~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk)                  FAX: (+45) 35327907



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