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Name | fixity declaration |
---|---|

Description | specifies a precedence level from 0 to 9 (with 9 being the strongest; normal application is assumed to have a precedence level of 10), and left- (infixl) , right- (infixr), or non-associativity (infix) |

Related: | |

Bibliography: | Fixity Declarations [ A Gentle Introduction to Haskell ] |

Example 1

Programmain = print (1 +++ 2 *** 3) infixr 6 +++ infixr 7 ***,/// (+++) :: Int -> Int -> Int a +++ b = a + 2*b (***) :: Int -> Int -> Int a *** b = a - 4*b (///) :: Int -> Int -> Int a /// b = 2*a - 3*b^{source}:

**Output: **-19