[R] Looking for position of character in a string
HDoran at air.org
Wed Oct 1 21:06:08 CEST 2008
> s1 <- "Hello.World"
> which(strsplit(s1, '')[]=='.')
> -----Original Message-----
> From: r-help-bounces at r-project.org
> [mailto:r-help-bounces at r-project.org] On Behalf Of phoebe kong
> Sent: Wednesday, October 01, 2008 2:56 PM
> To: r-help at r-project.org
> Subject: [R] Looking for position of character in a string
> Hi all,
> I would like to check if a string contains "." in it. If yes,
> I would like to know the position of "." in the string.
> Eg: X<-"NM1236.3"
> In above example, "." is at position 7.
> I tried functions grep() and match(). It seems they couldn't
> detect ".".
> Thanks in advance for your help,
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