Re: [Haskell-cafe] Re: Explaining monads

On 8/13/07, David Roundy wrote: | Try executing: | | do { x <- return 2; undefined; return (x*x); } | | in any monad you like It's not just the identity monad: Prelude> :m +Control.Monad.State Prelude Control.Monad.State> flip evalState () $ do { x <- return 2; undefined; return (x*x); } 4 Regards, Arie