Splus's rle() also grouped NA's (separately from NaN's):
% Splus
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TIBCO Spotfire S+ Version 8.1.1 for Linux 2.6.9-34.EL, 32-bit : 2008
> dput(rle(c(11,11,NA,NA,NA,NaN,14,14,14,14)))
list("l
Hi All,
A twitter user, Mike fc (@coolbutuseless) mentioned today that he was
surprised that repeated NAs weren't treated as a run by the rle function.
Now I know why they are not. NAs represent values which could be the same
or different from eachother if they were known, so from a purely concep
