The what argument looks at what the elements are, not the word they say.
Try this:
> tmp <- scan("C:/temp.csv",
> what=list("",0),
> sep=",")
Hope this helps,
--
Gregory (Greg) L. Snow Ph.D.
Statistical Data Center
Intermountain Healthcare
[EMAIL PROTECTED]
(801) 408-8111
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf Of Benjamin Tyner
> Sent: Tuesday, June 26, 2007 9:59 AM
> To: r-devel@r-project.org
> Subject: [Rd] possible bug in 'scan'
>
> R-devel,
>
> When I run the following code on the attached file,
>
> tmp <- scan("C:/temp.csv",
> what=list("character","numeric"),
> sep=",")
>
> Then tmp[[2]] is a character vector. My impression from the
> help file is that it should be a numeric as specified by 'what'
>
> > sessionInfo()
> R version 2.5.0 (2007-04-23)
> i386-pc-mingw32
>
> locale:
> LC_COLLATE=English_United States.1252;LC_CTYPE=English_United
> States.1252;LC_MONETARY=English_United
> States.1252;LC_NUMERIC=C;LC_TIME=English_United States.1252
>
> attached base packages:
> [1] "stats" "graphics" "grDevices" "utils" "datasets"
> "methods" "base"
>
> other attached packages:
> lattice gdata
> "0.15-5" "2.3.1"
>
> My apologies if this is due to my misunderstanding.
> Ben
>
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