[R] Editing Strings in R
Gabor Grothendieck
ggrothendieck at myway.com
Fri Jul 30 04:08:25 CEST 2004
Bulutoglu Dursun A Civ AFIT/ENC <Dursun.Bulutoglu <at> afit.edu> writes:
>
> I was wondering if there is a way of editting strings in R. I
> have a set of strings and each set is a row of numbers and paranthesis.
> For example the first row is:
> (0 2)(3 4)(7 9)(5 9)(1 5)
> and I have a thousand or so such rows. I was wondering how I
> could get the corresponding string obtained by adding 1 to all the
> numbers in the string above.
First do the 1 character translations simultaneously using chartr and
then use gsub for the remaining one to two character translation:
gsub("0","10",chartr("0123456789","1234567890","(0 2)(3 4)(7 9)(5 9)(1 5)"))
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