# List of partial functions

### From HaskellWiki

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==Partial functions in Prelude== |
==Partial functions in Prelude== |
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+ | |||

+ | ===Functions that aren't even partial=== |
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+ | |||

+ | * error |
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+ | * undefined |
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===List functions=== |
===List functions=== |

## Latest revision as of 12:01, 12 October 2012

## Contents |

## [edit] 1 Partial functions in Prelude

### [edit] 1.1 Functions that aren't even partial

- error
- undefined

### [edit] 1.2 List functions

- maximum
- minimum
- head
- tail
- init
- last
- foldl
- foldl'
- foldl1
- foldl1'
- foldr1
- scanl1
- scanr1
- cycle
- !!
- length
- sum
- product
- reverse
- ... (todo)

### [edit] 1.3 Other

- read
- quot
- rem
- quotRem
- div
- mod
- divMod
- succ
- pred
- toEnum
- (^)
- fail
- ... (todo)

## [edit] 2 Partial functions in other base libraries

### [edit] 2.1 Data.List

- genericIndex
- genericLength

### [edit] 2.2 Data.Map

- (!)

### [edit] 2.3 Data.Maybe

- fromJust

## [edit] 3 Partial functions in other Haskell Platform packages

... (todo)