Copyright | (c) The University of Glasgow 2001 |
---|---|

License | BSD-style (see the file libraries/base/LICENSE) |

Maintainer | [email protected] |

Stability | experimental |

Portability | portable |

Safe Haskell | Trustworthy |

Language | Haskell2010 |

Functions associated with the tuple data types.

Extract the first component of a pair.

Extract the second component of a pair.

curry :: ((a, b) -> c) -> a -> b -> c Source

`curry`

converts an uncurried function to a curried function.

>>>curry fst 1 21

uncurry :: (a -> b -> c) -> (a, b) -> c Source

`uncurry`

converts a curried function to a function on pairs.

>>>uncurry (+) (1,2)3

>>>uncurry ($) (show, 1)"1"

>>>map (uncurry max) [(1,2), (3,4), (6,8)][2,4,8]

swap :: (a, b) -> (b, a) Source

Swap the components of a pair.

© The University of Glasgow and others

Licensed under a BSD-style license (see top of the page).

https://downloads.haskell.org/~ghc/8.6.1/docs/html/libraries/base-4.12.0.0/Data-Tuple.html