ndmitchell: > Hi, > > >I was trying to convert some code from ordinary boxed array to unboxed > >arrays for performance reasons. > > >However my code ultimately failed because > >I load a large array saved as a text file using the derived Read, Show > >mechanism. > > I found that Read was maybe 30 times slower than the slowest binary > serialisation method I could possibly think of. If performance matters > to you, and the array is more than a few elements long, switching away > from Read/Show should be the first step - before going for unboxed > arrays. > > (But of course, having Read/Show defined for UArray may well be > useful, and sounds a good idea)
There's also an instance Binary for UArray. That might be useful? -- Don _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
