[R] print format for difftime

[Peter Dalgaard]

"BXC (Bendix Carstensen)" <bxc at steno.dk> writes:

> Has anyone written a function that will print a difftime in the form:
> 
> hh:mm:ss
> 
> or
> 
> yy-mm-dd hh:mm:ss
> 
> depending on the actual size.
> (sloppy notation for months/minutes, but surely you get the point).


Ummm, how are you going to convert a number of days to
years/months/days without specifying an origin? (00-01-00 could be
28,29,30, or 31 days.) Unless, of course you want to deal in "banker's
months" of 30 + 5.25625/12 days.

-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
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