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Within LTS Haskell 24.31 (ghc-9.10.3)
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fromListWith :: (a -> a -> a) -> [(Key, a)] -> Word64Map aghc GHC.Data.Word64Map.Lazy Create a map from a list of key/value pairs with a combining function. See also fromAscListWith.
fromListWith (++) [(5,"a"), (5,"b"), (3,"b"), (3,"a"), (5,"c")] == fromList [(3, "ab"), (5, "cba")] fromListWith (++) [] == empty
fromListWithKey :: (Key -> a -> a -> a) -> [(Key, a)] -> Word64Map aghc GHC.Data.Word64Map.Lazy Build a map from a list of key/value pairs with a combining function. See also fromAscListWithKey'.
let f key new_value old_value = show key ++ ":" ++ new_value ++ "|" ++ old_value fromListWithKey f [(5,"a"), (5,"b"), (3,"b"), (3,"a"), (5,"c")] == fromList [(3, "3:a|b"), (5, "5:c|5:b|a")] fromListWithKey f [] == empty
fromListWith :: (a -> a -> a) -> [(Key, a)] -> Word64Map aghc GHC.Data.Word64Map.Strict Create a map from a list of key/value pairs with a combining function. See also fromAscListWith.
fromListWith (++) [(5,"a"), (5,"b"), (3,"b"), (3,"a"), (5,"a")] == fromList [(3, "ab"), (5, "aba")] fromListWith (++) [] == empty
fromListWithKey :: (Key -> a -> a -> a) -> [(Key, a)] -> Word64Map aghc GHC.Data.Word64Map.Strict Build a map from a list of key/value pairs with a combining function. See also fromAscListWithKey'.
let f key new_value old_value = show key ++ ":" ++ new_value ++ "|" ++ old_value fromListWithKey f [(5,"a"), (5,"b"), (3,"b"), (3,"a"), (5,"c")] == fromList [(3, "3:a|b"), (5, "5:c|5:b|a")] fromListWithKey f [] == empty
fromListWith :: (a -> a -> a) -> [(Key, a)] -> Word64Map aghc GHC.Data.Word64Map.Strict.Internal Create a map from a list of key/value pairs with a combining function. See also fromAscListWith.
fromListWith (++) [(5,"a"), (5,"b"), (3,"b"), (3,"a"), (5,"a")] == fromList [(3, "ab"), (5, "aba")] fromListWith (++) [] == empty
fromListWithKey :: (Key -> a -> a -> a) -> [(Key, a)] -> Word64Map aghc GHC.Data.Word64Map.Strict.Internal Build a map from a list of key/value pairs with a combining function. See also fromAscListWithKey'.
let f key new_value old_value = show key ++ ":" ++ new_value ++ "|" ++ old_value fromListWithKey f [(5,"a"), (5,"b"), (3,"b"), (3,"a"), (5,"c")] == fromList [(3, "3:a|b"), (5, "5:c|5:b|a")] fromListWithKey f [] == empty
fromListWith :: (a -> a -> a) -> [(Key, a)] -> CharMap aregex-tdfa Data.IntMap.CharMap2 No documentation available.
fromListWithKey :: (Key -> a -> a -> a) -> [(Key, a)] -> CharMap aregex-tdfa Data.IntMap.CharMap2 No documentation available.
fromListWith :: Enum key => (a -> a -> a) -> [(key, a)] -> EnumMap key aregex-tdfa Data.IntMap.EnumMap2 No documentation available.
fromListWithKey :: Enum key => (key -> a -> a -> a) -> [(key, a)] -> EnumMap key aregex-tdfa Data.IntMap.EnumMap2 No documentation available.