[R] Matching Problem
ggrothendieck at gmail.com
Tue Feb 12 13:13:39 CET 2008
See this post:
as well as the rest of that thread.
On Feb 12, 2008 5:44 AM, Tom.O <tom.olsson at dnbnor.com> wrote:
> I have this vector of strings.
> MyData <- c("Test1","Test2","I(Test1^2)","I(Test2^3)","I(Test1.Test2^2)")
> where I want to extract only the text after "I(" and before "^" so that the
> string returned only contain c("Test1","Test2","Test1.Test2")
> I am not very skilled in the use of matching patterns so bare with me but I
> belive I should use gsub('^.\\(', "",MyData) for removing the "I(" and
> gsub("\\^.+", '',MyData) for the end. but theres got to be a more elegant
> way that does the trick in one go.
> So I would appriciate I anyone could give me some advice.
> Thanks Tom
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