Thanks.
But, my question is:
> pro.name[1]
V1
1 B-29BT3
> temp.name[1]
V1
1 A-1H
> if(tem.name[1]==pro.name[1]){cat("ok")}
Error in Ops.factor(left, right) : Level sets of factors are different
How to compare them?
Lun
Quoting Peter Dalgaard BSA <[EMAIL PROTECTED]>:
> Lun Li <[EMAIL PROTECTED]> writes:
>
> > Dear All,
> >
> > Does anyone know how to compare two character strings in R? For
> eample, how
> > to compare "A-1-B" with "cc-10000" in logical ?
>
> Ehhh... Is it this that you want?
>
> > "A-1-B" == "cc-10000"
> [1] FALSE
> > "A-1-B" <= "cc-10000"
> [1] TRUE
> > "A-1-B" > "cc-10000"
> [1] FALSE
> > "d-1-B" > "cc-10000"
> [1] TRUE
>
>
> --
> O__ ---- Peter Dalgaard Blegdamsvej 3
> c/ /'_ --- Dept. of Biostatistics 2200 Cph. N
> (*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
> ~~~~~~~~~~ - ([EMAIL PROTECTED]) FAX: (+45) 35327907
>
______________________________________________
[EMAIL PROTECTED] mailing list
https://www.stat.math.ethz.ch/mailman/listinfo/r-help
