Use fixed = TRUE to turn off interpretation of special characters:
gsub("W.m^{-2}", "W/m2", "abc W.m^{-2} xyz", fixed = TRUE)
2010/4/19 servet ahmet çizmeli <sa.cizm...@usherbrooke.ca>:
> Hello,
>
> I have a stupid regexp question. I have a large data frame of strings. I would
> like to convert all occurences of :
>
> "W.m^{-2}"
>
> to
>
> "W/m2"
>
> I make the following test :
>
> gsub(glob2rx("W.m^{-2}"), "W/m2", "W.m^{-2}")
>
> but it does not seem to work. I don't know how to do it otherwise as I could
> never learn how to deal with the special characters (like .^{}) in regexps.
>
> Thanks from advance for your kindly help
> servet
>
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
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