# Unsafe functions

### From HaskellWiki

(Difference between revisions)

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There are a number of '''unsafe functions''' in the libraries. |
There are a number of '''unsafe functions''' in the libraries. |
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− | * <hask>unsafePerformIO</hask> |
+ | * <hask>unsafePerformIO :: IO a -> a</hask> |

− | * <hask>unsafeInterleaveIO</hask> |
+ | * <hask>unsafeInterleaveIO :: IO a -> IO a</hask> |

+ | * <hask>unsafeInterleaveST :: ST s a -> ST s a</hask> |
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+ | * <hask>unsafeIOToST :: IO a -> ST s a</hask> |
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+ | * <hask>unsafeIOToSTM :: IO a -> STM a</hask> |
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+ | * <hask>unsafeFreeze, unsafeThaw</hask> |
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## Revision as of 01:52, 8 May 2006

There are a number of **unsafe functions** in the libraries.

- unsafePerformIO :: IO a -> a
- unsafeInterleaveIO :: IO a -> IO a
- unsafeInterleaveST :: ST s a -> ST s a
- unsafeIOToST :: IO a -> ST s a
- unsafeIOToSTM :: IO a -> STM a
- unsafeFreeze, unsafeThaw

*This article is a stub. You can help by expanding it.*