# Cookbook/Compilers and interpreters

### From HaskellWiki

< Cookbook(Difference between revisions)

(→GHCi) |
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== GHC == |
== GHC == |
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− | TODO |
+ | {| class="wikitable" |

+ | |- |
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+ | ! Problem |
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+ | ! Solution |
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+ | ! Examples |
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+ | |- |
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+ | | compile, but don't link |
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+ | | -c |
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+ | |ghc -c Foo.hs |
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+ | |} |
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== GHCi == |
== GHCi == |

## Revision as of 08:34, 31 August 2009

## 1 GHC

Problem | Solution | Examples |
---|---|---|

compile, but don't link | -c | ghc -c Foo.hs |

## 2 GHCi

Problem | Solution | Examples |
---|---|---|

checking definitions | :i | Prelude> :i Monad class Monad m where (>>=) :: m a -> (a -> m b) -> m b (>>) :: m a -> m b -> m b return :: a -> m a fail :: String -> m a -- Defined in GHC.Base instance Monad Maybe -- Defined in Data.Maybe instance Monad IO -- Defined in GHC.IOBase instance Monad ((->) r) -- Defined in Control.Monad.Instances instance Monad [] -- Defined in GHC.Base |

checking types | :t | Prelude> :t "Hello" "Hello" :: [Char] Prelude> :t length length :: [a] -> Int |

## 3 Hugs

TODO