module Main where import Prelude import Control.Monad.Eff import Control.Monad.Eff.Console import Data.Array import Data.Array.Partial as P import Partial.Unsafe length :: forall a. Array a -> Int length = go 0 where go acc arr = if null arr then acc else go (acc + 1) (unsafePartial P.tail arr) main = do logShow (length (1 .. 10000)) log "Done"