[R] strsplit() does not split on "."?

[Czerminski, Ryszard]

Because it uses regexp: use split='\\.' to split on "." char
and read help(strsplit) :)

Ryszard


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-----Original Message-----
From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org]
On Behalf Of Czerminski, Ryszard
Sent: Thursday, January 12, 2012 10:16 AM
To: r-help
Subject: [R] strsplit() does not split on "."?

Any ideas what is wrong?

> strsplit("a.b", ".") # generates empty strings with split="."
[[1]]
[1] "" "" ""

> strsplit("a b", " ") # seems to work fine with split=" ", and other
characters...
[[1]]
[1] "a" "b"
>

> R.Version()
$platform
[1] "x86_64-unknown-linux-gnu"
$arch
[1] "x86_64"
$os
[1] "linux-gnu"
$system
[1] "x86_64, linux-gnu"
$status
[1] ""
$major
[1] "2"
$minor
[1] "14.1"
$year
[1] "2011"
$month
[1] "12"
$day
[1] "22"
$`svn rev`
[1] "57956"
$language
[1] "R"
$version.string
[1] "R version 2.14.1 (2011-12-22)"

Best regards,
Ryszard



Ryszard Czerminski
AstraZeneca Pharmaceuticals LP
35 Gatehouse Drive
Waltham, MA 02451
USA
781-839-4304
ryszard.czerminski at astrazeneca.com


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