R-help,
Any function to remove last element (or any specific elemnet in the sequence)
from a character string?
t<-c("aaab","qqqc")
>function(t) ### remove last character (b and c respectively)
> aaa qqq
Thanks
`??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??..
Luis Ridao Cruz
Fiskiranns??knarstovan
N??at??n 1
P.O. Box 3051
FR-110 T??rshavn
Faroe Islands
Phone: +298 353900
Phone(direct): +298 353912
Mobile: +298 580800
Fax: +298 353901
E-mail: luisr at frs.fo
Web: www.frs.fo
`??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??..
Luis Rideau Cruz wrote:> R-help, > > Any function to remove last element (or any specific elemnet in the sequence) from a character string? > > t<-c("aaab","qqqc") > > >>function(t) ### remove last character (b and c respectively) > > >>aaa qqq >substr(t, 1, nchar(t)-1) Uwe Ligges> Thanks > > `??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??.. > Luis Ridao Cruz > Fiskiranns??knarstovan > N??at??n 1 > P.O. Box 3051 > FR-110 T??rshavn > Faroe Islands > Phone: +298 353900 > Phone(direct): +298 353912 > Mobile: +298 580800 > Fax: +298 353901 > E-mail: luisr at frs.fo > Web: www.frs.fo > > `??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??.. > > ______________________________________________ > R-help at 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
Kjetil Brinchmann Halvorsen
2004-Aug-20 22:17 UTC
[R] removing last element from a character string
> test <- "xyz"> nchar(test) [1] 3 > n <- nchar(test) > n <- n-1 > substr(test,1,n) [1] "xy" Kjetil Halvorsen Luis Rideau Cruz wrote:>R-help, > >Any function to remove last element (or any specific elemnet in the sequence) from a character string? > >t<-c("aaab","qqqc") > > > >>function(t) ### remove last character (b and c respectively) >> >> > > > >>aaa qqq >> >> > >Thanks > >`??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??.. >Luis Ridao Cruz >Fiskiranns??knarstovan >N??at??n 1 >P.O. Box 3051 >FR-110 T??rshavn >Faroe Islands >Phone: +298 353900 >Phone(direct): +298 353912 >Mobile: +298 580800 >Fax: +298 353901 >E-mail: luisr at frs.fo >Web: www.frs.fo > >`??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??._ .?? `??. _ .?? `??.. > >______________________________________________ >R-help at 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 > > > >