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Found this behavior while tackling #133
> f <- factor(c("a", "b", "a") )
 a b a
Levels: a b
> lead(f, 1)
 2 1 NA
 NA 1 2
Is this intended ?
The text was updated successfully, but these errors were encountered:
Ooops, definitely not. I really to get in the habit of checking with factors, dates and times.
Sorry, something went wrong.
See also http://stackoverflow.com/questions/21435329
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