[R] Superscript

Duncan Murdoch murdoch.duncan at gmail.com
Wed Apr 3 17:15:49 CEST 2013

On 03/04/2013 11:01 AM, Shane Carey wrote:
> Hi,
> How do I write a superscript within gsub?
> I have the following: gsub("_mgkg",expression(paste("mg kg"^{-1})),names[1])

gsub() doesn't work with expressions, it works with character strings.  
You're going to need to split your string into parts before and after 
the "_mgkg" string, and then put it together again as an expression.

Duncan Murdoch

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