This happens because of how fromInteger is defined for Word8. It maps integers to integers mod 256. Also remember that 100000 is actually fromInteger 100000, in all of your examples.
So your example is actually equivalent to [0..10000 `mod` 256]. On May 16, 2013 2:19 PM, "Jose A. Lopes" <jose.lo...@ist.utl.pt> wrote: > Hello everyone, > > I was playing with Word8 and list comprehensions and > the following examples came up. I have to admit the > behavior looks quite strange because it does not seem > to be consistent. Can someone shed some light on reason > behind some of these outputs? > > By the way, I have abbreviated some outputs with ellipsis ... > > [1..10] :: [Word8] > [1,2,3,4,5,6,7,8,9,10] > > [1..100] :: [Word8] > [1,2,3,4,5,6,7,8,9,10,...,100] > > [1..1000] :: [Word8] > [1,2,3,4,5,6,7,8,9,10,...,232] > > [1..10000] :: [Word8] > [1,2,3,4,5,6,7,8,9,10,11,12,**13,14,15,16] > > [1..100000] :: [Word8] > [1,2,3,4,5,6,7,8,9,10,...,160] > > [1..1000000] :: [Word8] > [1,2,3,4,5,6,7,8,9,10,...,64] > > [1..10000000] :: [Word8] > [1,2,3,4,5,6,7,8,9,10,...,128] > > [1..100000000] :: [Word8] > [] > > [1..1000000000] :: [Word8] > [] > > Thank you, > Jose > > -- > José António Branquinho de Oliveira Lopes > Instituto Superior Técnico > Technical University of Lisbon > > > ______________________________**_________________ > Haskell-Cafe mailing list > Haskell-Cafe@haskell.org > http://www.haskell.org/**mailman/listinfo/haskell-cafe<http://www.haskell.org/mailman/listinfo/haskell-cafe> >
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