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gregexpr
2006 Oct 07
2
gregexpr in R 2.3.0 != gregexpr in R 2.4.0
Hi all
I have a question regarding differences in the way gregpexr works in R 2.3.0 and R 2.4.0.
In R 2.3.0, this is what happens:
> gregexpr(" [a-z] [a-z] ", " a b c d e f ", perl=T)
[[1]]
[1] 1 3 5 7 9
attr(,"match.length")
[1] 5 5 5 5 5
... while in R 2.4.0, this is what happens:
> gregexpr(" [a-z] [a-z] ", &qu...