Re: [R] Regular expressions & sub

From: Tony Plate <tplate_at_acm.org>
Date: Fri 19 Aug 2005 - 02:34:57 EST

 > x <- scan("clipboard", what="")
Read 7 items
 > x

[1] "1.11"   "10.11"  "11.11"  "113.31" "114.2"  "114.3"  "114.8"
 > gsub("[0-9]*\\.", "", x)
[1] "11" "11" "11" "31" "2"  "3"  "8"

 >

Bernd Weiss wrote:
> Dear all,
>
> I am struggling with the use of regular expression. I got
>
>

>>as.character(test$sample.id)

>
> [1] "1.11" "10.11" "11.11" "113.31" "114.2" "114.3" "114.8"
>
> and need
>
> [1] "11" "11" "11" "31" "2" "3" "8"
>
> I.e. remove everything before the "." .
>
> TIA,
>
> Bernd
>
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R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Fri Aug 19 02:40:03 2005

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