[R] two questions about character manipulation

[Rui Barradas]

Hello,

This should do it. You can collapse the first two instructions, but I've 
left it like this for clarity.

s <- unlist(strsplit(ex, "[,)[:blank:]]"))
s <- gsub("^.*\\$", "", s)
s[nchar(s) > 0]

Rui Barradas

Em 16-09-2012 17:26, Özgür Asar escreveu:
> Dear Rui Barradas and Michael Weylandt,
>
> Many thanks for your replies.
>
> My second question is solved now.
>
> But I think I did not expressed my first wish in a clear way
>
> Indeed,
>
> in ex<-"cbind(data$response1,data$response2),
>
> I want to extract the variable name between "$" and "," (corresponds to
> response1 in this example) and the one between "$" and ")" (corresponds to
> response2).
>
> These symbols ("$", ",", ")" ) are always same, but the names (response1,
> response2) might change from data to data.
>
> Best
>
> Ozgur
>
>
>
>
> --
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