Safe Haskell | Safe |
---|---|
Language | Haskell2010 |
Precursor.Algebra.Ord
Synopsis
- class Eq a => Ord a where
- compare :: Ord a => a -> a -> Ordering
- (<=) :: Ord a => a -> a -> Bool
- (>=) :: Ord a => a -> a -> Bool
- (<) :: Ord a => a -> a -> Bool
- (>) :: Ord a => a -> a -> Bool
- data Ordering :: *
- newtype Down a :: * -> * = Down a
- comparing :: Ord a => (b -> a) -> b -> b -> Ordering
- max :: Ord a => a -> a -> a
- min :: Ord a => a -> a -> a
Documentation
The Ord
class is used for totally ordered datatypes.
Instances of Ord
can be derived for any user-defined
datatype whose constituent types are in Ord
. The declared order
of the constructors in the data declaration determines the ordering
in derived Ord
instances. The Ordering
datatype allows a single
comparison to determine the precise ordering of two objects.
Minimal complete definition: either compare
or <=
.
Using compare
can be more efficient for complex types.
Methods
compare :: a -> a -> Ordering #
(<) :: a -> a -> Bool infix 4 #
(<=) :: a -> a -> Bool infix 4 #
(>) :: a -> a -> Bool infix 4 #
Instances
Ord Bool | |
Ord Char | |
Ord Double | |
Ord Float | |
Ord Int | |
Ord Int8 | |
Ord Int16 | |
Ord Int32 | |
Ord Int64 | |
Ord Integer | |
Ord Ordering | |
Ord Word | |
Ord Word8 | |
Ord Word16 | |
Ord Word32 | |
Ord Word64 | |
Ord Exp | |
Ord Match | |
Ord Clause | |
Ord Pat | |
Ord Type | |
Ord Dec | |
Ord Name | |
Ord FunDep | |
Ord TyVarBndr | |
Ord InjectivityAnn | |
Methods compare :: InjectivityAnn -> InjectivityAnn -> Ordering # (<) :: InjectivityAnn -> InjectivityAnn -> Bool # (<=) :: InjectivityAnn -> InjectivityAnn -> Bool # (>) :: InjectivityAnn -> InjectivityAnn -> Bool # (>=) :: InjectivityAnn -> InjectivityAnn -> Bool # max :: InjectivityAnn -> InjectivityAnn -> InjectivityAnn # min :: InjectivityAnn -> InjectivityAnn -> InjectivityAnn # | |
Ord Overlap | |
Ord () | |
Ord TyCon | |
Ord BigNat | |
Ord Void | |
Ord Version | |
Ord AsyncException | |
Methods compare :: AsyncException -> AsyncException -> Ordering # (<) :: AsyncException -> AsyncException -> Bool # (<=) :: AsyncException -> AsyncException -> Bool # (>) :: AsyncException -> AsyncException -> Bool # (>=) :: AsyncException -> AsyncException -> Bool # max :: AsyncException -> AsyncException -> AsyncException # min :: AsyncException -> AsyncException -> AsyncException # | |
Ord ArrayException | |
Methods compare :: ArrayException -> ArrayException -> Ordering # (<) :: ArrayException -> ArrayException -> Bool # (<=) :: ArrayException -> ArrayException -> Bool # (>) :: ArrayException -> ArrayException -> Bool # (>=) :: ArrayException -> ArrayException -> Bool # max :: ArrayException -> ArrayException -> ArrayException # min :: ArrayException -> ArrayException -> ArrayException # | |
Ord ExitCode | |
Ord All | |
Ord Any | |
Ord Fixity | |
Ord Associativity | |
Methods compare :: Associativity -> Associativity -> Ordering # (<) :: Associativity -> Associativity -> Bool # (<=) :: Associativity -> Associativity -> Bool # (>) :: Associativity -> Associativity -> Bool # (>=) :: Associativity -> Associativity -> Bool # max :: Associativity -> Associativity -> Associativity # min :: Associativity -> Associativity -> Associativity # | |
Ord SourceUnpackedness | |
Methods compare :: SourceUnpackedness -> SourceUnpackedness -> Ordering # (<) :: SourceUnpackedness -> SourceUnpackedness -> Bool # (<=) :: SourceUnpackedness -> SourceUnpackedness -> Bool # (>) :: SourceUnpackedness -> SourceUnpackedness -> Bool # (>=) :: SourceUnpackedness -> SourceUnpackedness -> Bool # max :: SourceUnpackedness -> SourceUnpackedness -> SourceUnpackedness # min :: SourceUnpackedness -> SourceUnpackedness -> SourceUnpackedness # | |
Ord SourceStrictness | |
Methods compare :: SourceStrictness -> SourceStrictness -> Ordering # (<) :: SourceStrictness -> SourceStrictness -> Bool # (<=) :: SourceStrictness -> SourceStrictness -> Bool # (>) :: SourceStrictness -> SourceStrictness -> Bool # (>=) :: SourceStrictness -> SourceStrictness -> Bool # max :: SourceStrictness -> SourceStrictness -> SourceStrictness # min :: SourceStrictness -> SourceStrictness -> SourceStrictness # | |
Ord DecidedStrictness | |
Methods compare :: DecidedStrictness -> DecidedStrictness -> Ordering # (<) :: DecidedStrictness -> DecidedStrictness -> Bool # (<=) :: DecidedStrictness -> DecidedStrictness -> Bool # (>) :: DecidedStrictness -> DecidedStrictness -> Bool # (>=) :: DecidedStrictness -> DecidedStrictness -> Bool # max :: DecidedStrictness -> DecidedStrictness -> DecidedStrictness # min :: DecidedStrictness -> DecidedStrictness -> DecidedStrictness # | |
Ord SomeNat | |
Ord SomeSymbol | |
Methods compare :: SomeSymbol -> SomeSymbol -> Ordering # (<) :: SomeSymbol -> SomeSymbol -> Bool # (<=) :: SomeSymbol -> SomeSymbol -> Bool # (>) :: SomeSymbol -> SomeSymbol -> Bool # (>=) :: SomeSymbol -> SomeSymbol -> Bool # max :: SomeSymbol -> SomeSymbol -> SomeSymbol # min :: SomeSymbol -> SomeSymbol -> SomeSymbol # | |
Ord ByteString | |
Methods compare :: ByteString -> ByteString -> Ordering # (<) :: ByteString -> ByteString -> Bool # (<=) :: ByteString -> ByteString -> Bool # (>) :: ByteString -> ByteString -> Bool # (>=) :: ByteString -> ByteString -> Bool # max :: ByteString -> ByteString -> ByteString # min :: ByteString -> ByteString -> ByteString # | |
Ord ByteString | |
Methods compare :: ByteString -> ByteString -> Ordering # (<) :: ByteString -> ByteString -> Bool # (<=) :: ByteString -> ByteString -> Bool # (>) :: ByteString -> ByteString -> Bool # (>=) :: ByteString -> ByteString -> Bool # max :: ByteString -> ByteString -> ByteString # min :: ByteString -> ByteString -> ByteString # | |
Ord IntSet | |
Ord ModName | |
Ord PkgName | |
Ord Module | |
Ord OccName | |
Ord NameFlavour | |
Methods compare :: NameFlavour -> NameFlavour -> Ordering # (<) :: NameFlavour -> NameFlavour -> Bool # (<=) :: NameFlavour -> NameFlavour -> Bool # (>) :: NameFlavour -> NameFlavour -> Bool # (>=) :: NameFlavour -> NameFlavour -> Bool # max :: NameFlavour -> NameFlavour -> NameFlavour # min :: NameFlavour -> NameFlavour -> NameFlavour # | |
Ord NameSpace | |
Ord Loc | |
Ord Info | |
Ord ModuleInfo | |
Methods compare :: ModuleInfo -> ModuleInfo -> Ordering # (<) :: ModuleInfo -> ModuleInfo -> Bool # (<=) :: ModuleInfo -> ModuleInfo -> Bool # (>) :: ModuleInfo -> ModuleInfo -> Bool # (>=) :: ModuleInfo -> ModuleInfo -> Bool # max :: ModuleInfo -> ModuleInfo -> ModuleInfo # min :: ModuleInfo -> ModuleInfo -> ModuleInfo # | |
Ord Fixity | |
Ord FixityDirection | |
Methods compare :: FixityDirection -> FixityDirection -> Ordering # (<) :: FixityDirection -> FixityDirection -> Bool # (<=) :: FixityDirection -> FixityDirection -> Bool # (>) :: FixityDirection -> FixityDirection -> Bool # (>=) :: FixityDirection -> FixityDirection -> Bool # max :: FixityDirection -> FixityDirection -> FixityDirection # min :: FixityDirection -> FixityDirection -> FixityDirection # | |
Ord Lit | |
Ord Body | |
Ord Guard | |
Ord Stmt | |
Ord Range | |
Ord TypeFamilyHead | |
Methods compare :: TypeFamilyHead -> TypeFamilyHead -> Ordering # (<) :: TypeFamilyHead -> TypeFamilyHead -> Bool # (<=) :: TypeFamilyHead -> TypeFamilyHead -> Bool # (>) :: TypeFamilyHead -> TypeFamilyHead -> Bool # (>=) :: TypeFamilyHead -> TypeFamilyHead -> Bool # max :: TypeFamilyHead -> TypeFamilyHead -> TypeFamilyHead # min :: TypeFamilyHead -> TypeFamilyHead -> TypeFamilyHead # | |
Ord TySynEqn | |
Ord FamFlavour | |
Methods compare :: FamFlavour -> FamFlavour -> Ordering # (<) :: FamFlavour -> FamFlavour -> Bool # (<=) :: FamFlavour -> FamFlavour -> Bool # (>) :: FamFlavour -> FamFlavour -> Bool # (>=) :: FamFlavour -> FamFlavour -> Bool # max :: FamFlavour -> FamFlavour -> FamFlavour # min :: FamFlavour -> FamFlavour -> FamFlavour # | |
Ord Foreign | |
Ord Callconv | |
Ord Safety | |
Ord Pragma | |
Ord Inline | |
Ord RuleMatch | |
Ord Phases | |
Ord RuleBndr | |
Ord AnnTarget | |
Ord SourceUnpackedness | |
Methods compare :: SourceUnpackedness -> SourceUnpackedness -> Ordering # (<) :: SourceUnpackedness -> SourceUnpackedness -> Bool # (<=) :: SourceUnpackedness -> SourceUnpackedness -> Bool # (>) :: SourceUnpackedness -> SourceUnpackedness -> Bool # (>=) :: SourceUnpackedness -> SourceUnpackedness -> Bool # max :: SourceUnpackedness -> SourceUnpackedness -> SourceUnpackedness # min :: SourceUnpackedness -> SourceUnpackedness -> SourceUnpackedness # | |
Ord SourceStrictness | |
Methods compare :: SourceStrictness -> SourceStrictness -> Ordering # (<) :: SourceStrictness -> SourceStrictness -> Bool # (<=) :: SourceStrictness -> SourceStrictness -> Bool # (>) :: SourceStrictness -> SourceStrictness -> Bool # (>=) :: SourceStrictness -> SourceStrictness -> Bool # max :: SourceStrictness -> SourceStrictness -> SourceStrictness # min :: SourceStrictness -> SourceStrictness -> SourceStrictness # | |
Ord DecidedStrictness | |
Methods compare :: DecidedStrictness -> DecidedStrictness -> Ordering # (<) :: DecidedStrictness -> DecidedStrictness -> Bool # (<=) :: DecidedStrictness -> DecidedStrictness -> Bool # (>) :: DecidedStrictness -> DecidedStrictness -> Bool # (>=) :: DecidedStrictness -> DecidedStrictness -> Bool # max :: DecidedStrictness -> DecidedStrictness -> DecidedStrictness # min :: DecidedStrictness -> DecidedStrictness -> DecidedStrictness # | |
Ord Con | |
Ord Bang | |
Ord FamilyResultSig | |
Methods compare :: FamilyResultSig -> FamilyResultSig -> Ordering # (<) :: FamilyResultSig -> FamilyResultSig -> Bool # (<=) :: FamilyResultSig -> FamilyResultSig -> Bool # (>) :: FamilyResultSig -> FamilyResultSig -> Bool # (>=) :: FamilyResultSig -> FamilyResultSig -> Bool # max :: FamilyResultSig -> FamilyResultSig -> FamilyResultSig # min :: FamilyResultSig -> FamilyResultSig -> FamilyResultSig # | |
Ord TyLit | |
Ord Role | |
Ord AnnLookup | |
Ord Builder | |
Ord ConType | |
Ord Options | |
Ord GenTextMethods | |
Methods compare :: GenTextMethods -> GenTextMethods -> Ordering # (<) :: GenTextMethods -> GenTextMethods -> Bool # (<=) :: GenTextMethods -> GenTextMethods -> Bool # (>) :: GenTextMethods -> GenTextMethods -> Bool # (>=) :: GenTextMethods -> GenTextMethods -> Bool # max :: GenTextMethods -> GenTextMethods -> GenTextMethods # min :: GenTextMethods -> GenTextMethods -> GenTextMethods # | |
Ord a => Ord [a] | |
Ord a => Ord (Maybe a) | |
Integral a => Ord (Ratio a) | |
Ord (Ptr a) | |
Ord (FunPtr a) | |
Ord (V1 p) | |
Ord (U1 p) | |
Ord p => Ord (Par1 p) | |
Ord a => Ord (Identity a) | |
Ord a => Ord (Min a) | |
Ord a => Ord (Max a) | |
Ord a => Ord (First a) | |
Ord a => Ord (Last a) | |
Ord m => Ord (WrappedMonoid m) | |
Methods compare :: WrappedMonoid m -> WrappedMonoid m -> Ordering # (<) :: WrappedMonoid m -> WrappedMonoid m -> Bool # (<=) :: WrappedMonoid m -> WrappedMonoid m -> Bool # (>) :: WrappedMonoid m -> WrappedMonoid m -> Bool # (>=) :: WrappedMonoid m -> WrappedMonoid m -> Bool # max :: WrappedMonoid m -> WrappedMonoid m -> WrappedMonoid m # min :: WrappedMonoid m -> WrappedMonoid m -> WrappedMonoid m # | |
Ord a => Ord (Option a) | |
Ord a => Ord (NonEmpty a) | |
Ord a => Ord (ZipList a) | |
Ord a => Ord (Dual a) | |
Ord a => Ord (Sum a) | |
Ord a => Ord (Product a) | |
Ord a => Ord (First a) | |
Ord a => Ord (Last a) | |
Ord a => Ord (Down a) | |
Ord a => Ord (IntMap a) | |
Ord a => Ord (Seq a) | |
Ord a => Ord (ViewL a) | |
Ord a => Ord (ViewR a) | |
Ord a => Ord (Set a) | |
Ord a => Ord (FromStringShow a) | |
Methods compare :: FromStringShow a -> FromStringShow a -> Ordering # (<) :: FromStringShow a -> FromStringShow a -> Bool # (<=) :: FromStringShow a -> FromStringShow a -> Bool # (>) :: FromStringShow a -> FromStringShow a -> Bool # (>=) :: FromStringShow a -> FromStringShow a -> Bool # max :: FromStringShow a -> FromStringShow a -> FromStringShow a # min :: FromStringShow a -> FromStringShow a -> FromStringShow a # | |
Ord a => Ord (FromTextShow a) | |
Methods compare :: FromTextShow a -> FromTextShow a -> Ordering # (<) :: FromTextShow a -> FromTextShow a -> Bool # (<=) :: FromTextShow a -> FromTextShow a -> Bool # (>) :: FromTextShow a -> FromTextShow a -> Bool # (>=) :: FromTextShow a -> FromTextShow a -> Bool # max :: FromTextShow a -> FromTextShow a -> FromTextShow a # min :: FromTextShow a -> FromTextShow a -> FromTextShow a # | |
Ord a => Ord (Product a) # | |
Ord a => Ord (Sum a) # | |
(Ord b, Ord a) => Ord (Either a b) | |
Ord (f p) => Ord (Rec1 f p) | |
Ord (URec Char p) | |
Ord (URec Double p) | |
Methods compare :: URec Double p -> URec Double p -> Ordering # (<) :: URec Double p -> URec Double p -> Bool # (<=) :: URec Double p -> URec Double p -> Bool # (>) :: URec Double p -> URec Double p -> Bool # (>=) :: URec Double p -> URec Double p -> Bool # | |
Ord (URec Float p) | |
Ord (URec Int p) | |
Ord (URec Word p) | |
Ord (URec (Ptr ()) p) | |
Methods compare :: URec (Ptr ()) p -> URec (Ptr ()) p -> Ordering # (<) :: URec (Ptr ()) p -> URec (Ptr ()) p -> Bool # (<=) :: URec (Ptr ()) p -> URec (Ptr ()) p -> Bool # (>) :: URec (Ptr ()) p -> URec (Ptr ()) p -> Bool # (>=) :: URec (Ptr ()) p -> URec (Ptr ()) p -> Bool # max :: URec (Ptr ()) p -> URec (Ptr ()) p -> URec (Ptr ()) p # min :: URec (Ptr ()) p -> URec (Ptr ()) p -> URec (Ptr ()) p # | |
(Ord a, Ord b) => Ord (a, b) | |
Ord a => Ord (Arg a b) | |
Ord (Proxy k s) | |
(Ord k, Ord v) => Ord (Map k v) | |
Ord c => Ord (K1 i c p) | |
(Ord (g p), Ord (f p)) => Ord ((:+:) f g p) | |
(Ord (g p), Ord (f p)) => Ord ((:*:) f g p) | |
Ord (f (g p)) => Ord ((:.:) f g p) | |
(Ord a, Ord b, Ord c) => Ord (a, b, c) | |
Ord a => Ord (Const k a b) | |
Ord (f a) => Ord (Alt k f a) | |
Ord ((:~:) k a b) | |
(Ord e, Ord1 m, Ord a) => Ord (ErrorT e m a) | |
Ord b => Ord (Tagged k s b) | |
Ord (f a) => Ord (FromStringShow1 k f a) | |
Methods compare :: FromStringShow1 k f a -> FromStringShow1 k f a -> Ordering # (<) :: FromStringShow1 k f a -> FromStringShow1 k f a -> Bool # (<=) :: FromStringShow1 k f a -> FromStringShow1 k f a -> Bool # (>) :: FromStringShow1 k f a -> FromStringShow1 k f a -> Bool # (>=) :: FromStringShow1 k f a -> FromStringShow1 k f a -> Bool # max :: FromStringShow1 k f a -> FromStringShow1 k f a -> FromStringShow1 k f a # min :: FromStringShow1 k f a -> FromStringShow1 k f a -> FromStringShow1 k f a # | |
Ord (f a) => Ord (FromTextShow1 k f a) | |
Methods compare :: FromTextShow1 k f a -> FromTextShow1 k f a -> Ordering # (<) :: FromTextShow1 k f a -> FromTextShow1 k f a -> Bool # (<=) :: FromTextShow1 k f a -> FromTextShow1 k f a -> Bool # (>) :: FromTextShow1 k f a -> FromTextShow1 k f a -> Bool # (>=) :: FromTextShow1 k f a -> FromTextShow1 k f a -> Bool # max :: FromTextShow1 k f a -> FromTextShow1 k f a -> FromTextShow1 k f a # min :: FromTextShow1 k f a -> FromTextShow1 k f a -> FromTextShow1 k f a # | |
Ord (f p) => Ord (M1 i c f p) | |
(Ord a, Ord b, Ord c, Ord d) => Ord (a, b, c, d) | |
(Ord1 f, Ord1 g, Ord a) => Ord (Sum * f g a) | |
(Ord1 f, Ord1 g, Ord a) => Ord (Product * f g a) | |
Methods compare :: Product * f g a -> Product * f g a -> Ordering # (<) :: Product * f g a -> Product * f g a -> Bool # (<=) :: Product * f g a -> Product * f g a -> Bool # (>) :: Product * f g a -> Product * f g a -> Bool # (>=) :: Product * f g a -> Product * f g a -> Bool # max :: Product * f g a -> Product * f g a -> Product * f g a # min :: Product * f g a -> Product * f g a -> Product * f g a # | |
(Ord a, Ord b, Ord c, Ord d, Ord e) => Ord (a, b, c, d, e) | |
Methods compare :: (a, b, c, d, e) -> (a, b, c, d, e) -> Ordering # (<) :: (a, b, c, d, e) -> (a, b, c, d, e) -> Bool # (<=) :: (a, b, c, d, e) -> (a, b, c, d, e) -> Bool # (>) :: (a, b, c, d, e) -> (a, b, c, d, e) -> Bool # (>=) :: (a, b, c, d, e) -> (a, b, c, d, e) -> Bool # max :: (a, b, c, d, e) -> (a, b, c, d, e) -> (a, b, c, d, e) # min :: (a, b, c, d, e) -> (a, b, c, d, e) -> (a, b, c, d, e) # | |
(Ord1 f, Ord1 g, Ord a) => Ord (Compose * * f g a) | |
Methods compare :: Compose * * f g a -> Compose * * f g a -> Ordering # (<) :: Compose * * f g a -> Compose * * f g a -> Bool # (<=) :: Compose * * f g a -> Compose * * f g a -> Bool # (>) :: Compose * * f g a -> Compose * * f g a -> Bool # (>=) :: Compose * * f g a -> Compose * * f g a -> Bool # max :: Compose * * f g a -> Compose * * f g a -> Compose * * f g a # min :: Compose * * f g a -> Compose * * f g a -> Compose * * f g a # | |
Ord (f a b) => Ord (FromStringShow2 k1 k f a b) | |
Methods compare :: FromStringShow2 k1 k f a b -> FromStringShow2 k1 k f a b -> Ordering # (<) :: FromStringShow2 k1 k f a b -> FromStringShow2 k1 k f a b -> Bool # (<=) :: FromStringShow2 k1 k f a b -> FromStringShow2 k1 k f a b -> Bool # (>) :: FromStringShow2 k1 k f a b -> FromStringShow2 k1 k f a b -> Bool # (>=) :: FromStringShow2 k1 k f a b -> FromStringShow2 k1 k f a b -> Bool # max :: FromStringShow2 k1 k f a b -> FromStringShow2 k1 k f a b -> FromStringShow2 k1 k f a b # min :: FromStringShow2 k1 k f a b -> FromStringShow2 k1 k f a b -> FromStringShow2 k1 k f a b # | |
Ord (f a b) => Ord (FromTextShow2 k1 k f a b) | |
Methods compare :: FromTextShow2 k1 k f a b -> FromTextShow2 k1 k f a b -> Ordering # (<) :: FromTextShow2 k1 k f a b -> FromTextShow2 k1 k f a b -> Bool # (<=) :: FromTextShow2 k1 k f a b -> FromTextShow2 k1 k f a b -> Bool # (>) :: FromTextShow2 k1 k f a b -> FromTextShow2 k1 k f a b -> Bool # (>=) :: FromTextShow2 k1 k f a b -> FromTextShow2 k1 k f a b -> Bool # max :: FromTextShow2 k1 k f a b -> FromTextShow2 k1 k f a b -> FromTextShow2 k1 k f a b # min :: FromTextShow2 k1 k f a b -> FromTextShow2 k1 k f a b -> FromTextShow2 k1 k f a b # | |
(Ord a, Ord b, Ord c, Ord d, Ord e, Ord f) => Ord (a, b, c, d, e, f) | |
Methods compare :: (a, b, c, d, e, f) -> (a, b, c, d, e, f) -> Ordering # (<) :: (a, b, c, d, e, f) -> (a, b, c, d, e, f) -> Bool # (<=) :: (a, b, c, d, e, f) -> (a, b, c, d, e, f) -> Bool # (>) :: (a, b, c, d, e, f) -> (a, b, c, d, e, f) -> Bool # (>=) :: (a, b, c, d, e, f) -> (a, b, c, d, e, f) -> Bool # max :: (a, b, c, d, e, f) -> (a, b, c, d, e, f) -> (a, b, c, d, e, f) # min :: (a, b, c, d, e, f) -> (a, b, c, d, e, f) -> (a, b, c, d, e, f) # | |
(Ord a, Ord b, Ord c, Ord d, Ord e, Ord f, Ord g) => Ord (a, b, c, d, e, f, g) | |
Methods compare :: (a, b, c, d, e, f, g) -> (a, b, c, d, e, f, g) -> Ordering # (<) :: (a, b, c, d, e, f, g) -> (a, b, c, d, e, f, g) -> Bool # (<=) :: (a, b, c, d, e, f, g) -> (a, b, c, d, e, f, g) -> Bool # (>) :: (a, b, c, d, e, f, g) -> (a, b, c, d, e, f, g) -> Bool # (>=) :: (a, b, c, d, e, f, g) -> (a, b, c, d, e, f, g) -> Bool # max :: (a, b, c, d, e, f, g) -> (a, b, c, d, e, f, g) -> (a, b, c, d, e, f, g) # min :: (a, b, c, d, e, f, g) -> (a, b, c, d, e, f, g) -> (a, b, c, d, e, f, g) # | |
(Ord a, Ord b, Ord c, Ord d, Ord e, Ord f, Ord g, Ord h) => Ord (a, b, c, d, e, f, g, h) | |
Methods compare :: (a, b, c, d, e, f, g, h) -> (a, b, c, d, e, f, g, h) -> Ordering # (<) :: (a, b, c, d, e, f, g, h) -> (a, b, c, d, e, f, g, h) -> Bool # (<=) :: (a, b, c, d, e, f, g, h) -> (a, b, c, d, e, f, g, h) -> Bool # (>) :: (a, b, c, d, e, f, g, h) -> (a, b, c, d, e, f, g, h) -> Bool # (>=) :: (a, b, c, d, e, f, g, h) -> (a, b, c, d, e, f, g, h) -> Bool # max :: (a, b, c, d, e, f, g, h) -> (a, b, c, d, e, f, g, h) -> (a, b, c, d, e, f, g, h) # min :: (a, b, c, d, e, f, g, h) -> (a, b, c, d, e, f, g, h) -> (a, b, c, d, e, f, g, h) # | |
(Ord a, Ord b, Ord c, Ord d, Ord e, Ord f, Ord g, Ord h, Ord i) => Ord (a, b, c, d, e, f, g, h, i) | |
Methods compare :: (a, b, c, d, e, f, g, h, i) -> (a, b, c, d, e, f, g, h, i) -> Ordering # (<) :: (a, b, c, d, e, f, g, h, i) -> (a, b, c, d, e, f, g, h, i) -> Bool # (<=) :: (a, b, c, d, e, f, g, h, i) -> (a, b, c, d, e, f, g, h, i) -> Bool # (>) :: (a, b, c, d, e, f, g, h, i) -> (a, b, c, d, e, f, g, h, i) -> Bool # (>=) :: (a, b, c, d, e, f, g, h, i) -> (a, b, c, d, e, f, g, h, i) -> Bool # max :: (a, b, c, d, e, f, g, h, i) -> (a, b, c, d, e, f, g, h, i) -> (a, b, c, d, e, f, g, h, i) # min :: (a, b, c, d, e, f, g, h, i) -> (a, b, c, d, e, f, g, h, i) -> (a, b, c, d, e, f, g, h, i) # | |
(Ord a, Ord b, Ord c, Ord d, Ord e, Ord f, Ord g, Ord h, Ord i, Ord j) => Ord (a, b, c, d, e, f, g, h, i, j) | |
Methods compare :: (a, b, c, d, e, f, g, h, i, j) -> (a, b, c, d, e, f, g, h, i, j) -> Ordering # (<) :: (a, b, c, d, e, f, g, h, i, j) -> (a, b, c, d, e, f, g, h, i, j) -> Bool # (<=) :: (a, b, c, d, e, f, g, h, i, j) -> (a, b, c, d, e, f, g, h, i, j) -> Bool # (>) :: (a, b, c, d, e, f, g, h, i, j) -> (a, b, c, d, e, f, g, h, i, j) -> Bool # (>=) :: (a, b, c, d, e, f, g, h, i, j) -> (a, b, c, d, e, f, g, h, i, j) -> Bool # max :: (a, b, c, d, e, f, g, h, i, j) -> (a, b, c, d, e, f, g, h, i, j) -> (a, b, c, d, e, f, g, h, i, j) # min :: (a, b, c, d, e, f, g, h, i, j) -> (a, b, c, d, e, f, g, h, i, j) -> (a, b, c, d, e, f, g, h, i, j) # | |
(Ord a, Ord b, Ord c, Ord d, Ord e, Ord f, Ord g, Ord h, Ord i, Ord j, Ord k) => Ord (a, b, c, d, e, f, g, h, i, j, k) | |
Methods compare :: (a, b, c, d, e, f, g, h, i, j, k) -> (a, b, c, d, e, f, g, h, i, j, k) -> Ordering # (<) :: (a, b, c, d, e, f, g, h, i, j, k) -> (a, b, c, d, e, f, g, h, i, j, k) -> Bool # (<=) :: (a, b, c, d, e, f, g, h, i, j, k) -> (a, b, c, d, e, f, g, h, i, j, k) -> Bool # (>) :: (a, b, c, d, e, f, g, h, i, j, k) -> (a, b, c, d, e, f, g, h, i, j, k) -> Bool # (>=) :: (a, b, c, d, e, f, g, h, i, j, k) -> (a, b, c, d, e, f, g, h, i, j, k) -> Bool # max :: (a, b, c, d, e, f, g, h, i, j, k) -> (a, b, c, d, e, f, g, h, i, j, k) -> (a, b, c, d, e, f, g, h, i, j, k) # min :: (a, b, c, d, e, f, g, h, i, j, k) -> (a, b, c, d, e, f, g, h, i, j, k) -> (a, b, c, d, e, f, g, h, i, j, k) # | |
(Ord a, Ord b, Ord c, Ord d, Ord e, Ord f, Ord g, Ord h, Ord i, Ord j, Ord k, Ord l) => Ord (a, b, c, d, e, f, g, h, i, j, k, l) | |
Methods compare :: (a, b, c, d, e, f, g, h, i, j, k, l) -> (a, b, c, d, e, f, g, h, i, j, k, l) -> Ordering # (<) :: (a, b, c, d, e, f, g, h, i, j, k, l) -> (a, b, c, d, e, f, g, h, i, j, k, l) -> Bool # (<=) :: (a, b, c, d, e, f, g, h, i, j, k, l) -> (a, b, c, d, e, f, g, h, i, j, k, l) -> Bool # (>) :: (a, b, c, d, e, f, g, h, i, j, k, l) -> (a, b, c, d, e, f, g, h, i, j, k, l) -> Bool # (>=) :: (a, b, c, d, e, f, g, h, i, j, k, l) -> (a, b, c, d, e, f, g, h, i, j, k, l) -> Bool # max :: (a, b, c, d, e, f, g, h, i, j, k, l) -> (a, b, c, d, e, f, g, h, i, j, k, l) -> (a, b, c, d, e, f, g, h, i, j, k, l) # min :: (a, b, c, d, e, f, g, h, i, j, k, l) -> (a, b, c, d, e, f, g, h, i, j, k, l) -> (a, b, c, d, e, f, g, h, i, j, k, l) # | |
(Ord a, Ord b, Ord c, Ord d, Ord e, Ord f, Ord g, Ord h, Ord i, Ord j, Ord k, Ord l, Ord m) => Ord (a, b, c, d, e, f, g, h, i, j, k, l, m) | |
Methods compare :: (a, b, c, d, e, f, g, h, i, j, k, l, m) -> (a, b, c, d, e, f, g, h, i, j, k, l, m) -> Ordering # (<) :: (a, b, c, d, e, f, g, h, i, j, k, l, m) -> (a, b, c, d, e, f, g, h, i, j, k, l, m) -> Bool # (<=) :: (a, b, c, d, e, f, g, h, i, j, k, l, m) -> (a, b, c, d, e, f, g, h, i, j, k, l, m) -> Bool # (>) :: (a, b, c, d, e, f, g, h, i, j, k, l, m) -> (a, b, c, d, e, f, g, h, i, j, k, l, m) -> Bool # (>=) :: (a, b, c, d, e, f, g, h, i, j, k, l, m) -> (a, b, c, d, e, f, g, h, i, j, k, l, m) -> Bool # max :: (a, b, c, d, e, f, g, h, i, j, k, l, m) -> (a, b, c, d, e, f, g, h, i, j, k, l, m) -> (a, b, c, d, e, f, g, h, i, j, k, l, m) # min :: (a, b, c, d, e, f, g, h, i, j, k, l, m) -> (a, b, c, d, e, f, g, h, i, j, k, l, m) -> (a, b, c, d, e, f, g, h, i, j, k, l, m) # | |
(Ord a, Ord b, Ord c, Ord d, Ord e, Ord f, Ord g, Ord h, Ord i, Ord j, Ord k, Ord l, Ord m, Ord n) => Ord (a, b, c, d, e, f, g, h, i, j, k, l, m, n) | |
Methods compare :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> Ordering # (<) :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> Bool # (<=) :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> Bool # (>) :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> Bool # (>=) :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> Bool # max :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n) # min :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n) # | |
(Ord a, Ord b, Ord c, Ord d, Ord e, Ord f, Ord g, Ord h, Ord i, Ord j, Ord k, Ord l, Ord m, Ord n, Ord o) => Ord (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) | |
Methods compare :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> Ordering # (<) :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> Bool # (<=) :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> Bool # (>) :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> Bool # (>=) :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> Bool # max :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) # min :: (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) -> (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o) # |
Instances
Bounded Ordering | |
Enum Ordering | |
Eq Ordering | |
Ord Ordering | |
Generic Ordering | |
Semigroup Ordering | |
Monoid Ordering | |
type Rep Ordering | |
type (==) Ordering a b | |
The Down
type allows you to reverse sort order conveniently. A value of type
contains a value of type Down
aa
(represented as
).
If Down
aa
has an
instance associated with it then comparing two
values thus wrapped will give you the opposite of their normal sort order.
This is particularly useful when sorting in generalised list comprehensions,
as in: Ord
then sortWith by
Down
x
Provides Show
and Read
instances (since: 4.7.0.0).
Since: 4.6.0.0
Constructors
Down a |