seq / strictness and laziness
Mon, 12 Nov 2001 16:45:49 +0000
Amanda Clare wrote:
> Dean Herington wrote:
> > `seq` forces evaluation of only the top-level construct in its first
> > argument. (($!) similarly for its second argument.) I would guess your
> > "newcounts" are structured (probably a tuple or list), in which case you are
> > not forcing evaluation deeply enough. See
> > http://haskell.org/pipermail/haskell/2001-August/001581.html and followup
> > article.
> Thanks, that's just what I need. It works!
Then using a data type with strict data constructor arguments together
with ($!) in return should also work.
Dept. of Computer Science, University of York, York YO10 5DD, UK.
Tel: +44 1904 434756; Fax: +44 1904 432767