[Rd] read.csv and FileEncoding in Windows version of R 2.13.0

[Duncan Murdoch]

On 01/06/2011 6:00 PM, Alexander Peterhansl wrote:
>
> Dear R-devel List:
>
> read.csv() seems to have changed in R version 2.13.0 as compared to version 2.12.2 when reading in simple CSV files.
>
> Suppose I read in a 2-column CSV file ("test.csv"), say
> 1, a
> 2, b
>
> If file is encoded as UTF-8 (on Windows 7), then under R 2.13.0

That file could be pure ASCII, or could include a byte order mark.  I 
tried both, and I didn't get the error your saw.  So I think I need to 
see the file to diagnose this.

Could you put it in a .zip file and email it to me?

Duncan Murdoch


> read.csv("test.csv",fileEncoding="UTF-8",header=FALSE) yields the following output
>    V1
> 1  ?
> Warning messages:
> 1: In read.table(file = file, header = header, sep = sep, quote = quote,  :
>    invalid input found on input connection 'test.csv'
> 2: In read.table(file = file, header = header, sep = sep, quote = quote,  :
>    incomplete final line found by readTableHeader on 'test.csv'
>
> Under R 2.12.2 it runs problem-free and yields the expected:
>    V1 V2
> 1  1  a
> 2  2  b
>
> Please help.
>
> Regards,
> Alex
>
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>
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