Initially, I wanted to remove the suffixes, but now I want to end up with
the following
c("A_ugkg_FA","S_mgkg_XRF" ,"Cl_mgkg_XR")
-1
A (ug kg ) FA
-1
S (mg kg ) XRF
-1
Cl (mg kg ) XR
Thanks all
On Tue, Jul 9, 2013 at 1:48 PM, arun <smartpink...@yahoo.com> wrote:
> Hi,
> May be this helps:
>
> gsub("_"," ",gsub("(.*)_.*","\\1",DATA_names))
> #[1] "A ugkg" "S mgkg" "Cl mgkg"
> sapply(gsub("_"," ",gsub("(.*)_.*","\\1",DATA_names)),f)
> $`A ugkg`
> A ~ (mu * g ~ kg^{
> -1
> })
>
> $`S mgkg`
> S ~ (mg ~ kg^{
> -1
> })
>
> $`Cl mgkg`
> Cl ~ (mg ~ kg^{
> -1
> })
>
>
> A.K.
>
> ----- Original Message -----
> From: Shane Carey <careys...@gmail.com>
> To: "r-help@r-project.org" <r-help@r-project.org>
> Cc:
> Sent: Tuesday, July 9, 2013 7:20 AM
> Subject: [R] Labelling
>
> Hi,
>
> I have the following data as labels:
>
> DATA_names<-c("A_ugkg_FA","S_mgkg_XRF" ,"Cl_mgkg_XR")
>
> and I need to convert to
>
>
> -1
> A (ug kg )
>
> -1
> S (mg kg )
>
> -1
> Cl (mg kg )
>
>
> I used the following piece of code to convert the following labels in the
> past, but cant get it to work for the new labels:
>
> f <- function (name)
> {
> # add other suffices and their corresponding plotmath expressions to the
> list
> env <- list2env(list(mgkg = bquote(mg ~ kg^{-1}),
> ugkg = bquote(mu * g ~ kg^{-1})),
> parent = emptyenv())
> pattern <- paste0("(", paste(objects(env), collapse="|"), ")")
> bquoteExpr <- parse(text=gsub(pattern,
> "~(.(\\1))",
> name))[[1]]
> # I use do.call() to work around the fact that bquote's first argument is
> not evaluated.
> do.call(bquote, list(bquoteExpr, env))
> }
>
> The labels in the past were:
> DATA_names<-c("A_ugkg","S_mgkg" ,"Cl_mgkg")
>
> Thanks
>
> --
> Shane
>
> [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help@r-project.org mailing list
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> PLEASE do read the posting guide
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> and provide commented, minimal, self-contained, reproducible code.
>
>
--
Shane
[[alternative HTML version deleted]]
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