安装(Glasgow Haskell Compiler)

sudo apt-get install ghc

进入shell

ghci

hello.hs

module Main whereimport System.Environment main :: IO ()main = do    args <- getArgs    putStrLn ("Hello, " ++ args !! 0)

compiler & exec

$ ghc -o hello --make hello.hs [1 of 1] Compiling Main             ( hello.hs, hello.o )Linking hello ...$ ./hello  haskellhello, haskell