RE: [R] Reading ASCII files

From: Henrik Bengtsson <hb_at_maths.lth.se>
Date: Fri 23 Jul 2004 - 22:35:45 EST


Have considered using fill=TRUE in read.table()? See ?read.table

If that does not work, there is always scan(). I worst case you can also use readChar() or readLines()/strsplit(), but that should not be necessary.

Cheers

Henrik Bengtsson
Lund University

> -----Original Message-----
> From: r-help-bounces@stat.math.ethz.ch
> [mailto:r-help-bounces@stat.math.ethz.ch] On Behalf Of
> Cristian Pattaro
> Sent: Friday, July 23, 2004 2:06 PM
> To: R Help
> Subject: [R] Reading ASCII files
>
>
> Dear all,
> I need to read an ASCII file with diffent length lines.
>
> This is what is contained in the file gene.txt:
> 1st line ID description snp_id genotype
> 2nd line 10003 Low rs152240
> 3rd line 10003 Moderate rs189011 TC
> 4th line 10004 Conservative rs152240 GC
> 5th line 10004 Bad rs154354
> 6th line 10013 Bad rs152240
> 7th line 10019 Conservative rs152240 AC
> etc...
>
> This is what I would like to obtain in R:
> ID description snp_id genotype
> 10003 Low rs152240 NA
> 10003 Moderate rs189011 TC
> 10004 Conservative rs152240 GC
> 10004 Bad rs154354 NA
> 10013 Bad rs152240 NA
> 10019 Conservative rs152240 AC
>
> Read.table() doesn't work in these situations because of the
> irregular
> pattern of data. Have you got any suggestion?
> Thanks a lot!
> Cristian
>
> ===========================================
> Cristian Pattaro
> ===========================================
>
> Unit of Epidemiology & Medical Statistics
> Department of Medicine and Public Health
> University of Verona
> cristian@biometria.univr.it
>
http://biometria.univr.it ===========================================
>
>
> [[alternative HTML version deleted]]
>
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R-help@stat.math.ethz.ch mailing list
https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Fri Jul 23 22:53:23 2004

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