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Within LTS Haskell 24.65 (ghc-9.10.3)

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Exact lookup

1. lookupFlagAssignment :: FlagName -> FlagAssignment -> Maybe Bool

   Cabal-syntax	Distribution.Types.Flag

   Lookup the value for a flag Returns Nothing if the flag isn't contained in the FlagAssignment.

2. lookupComponent :: PackageDescription -> ComponentName -> Maybe Component

   Cabal-syntax	Distribution.Types.PackageDescription

   No documentation available.

3. lookup1 :: Eq k => k -> AssocList k [e] -> [e]

   hxt	Data.AssocList

   lookup with empty list (empty string) as default value

4. lookupDef :: Eq k => v -> k -> AssocList k v -> v

   hxt	Data.AssocList

   lookup with default value

5. lookupNode :: Ord a => a -> NodeMap a -> Maybe Node

   fgl	Data.Graph.Inductive.NodeMap

   Lookup for the node in the map.

6. lookupDefault :: StaticMap t => Val t -> Key t -> t -> Val t

   relude	Relude.Extra.Map

   Return the value to which the specified key is mapped, or the default value if this map contains no mapping for the key.

   >>> let myHashMap = HashMap.fromList [('a', "xxx"), ('b', "yyy")]
   
   >>> lookupDefault "zzz" 'b' myHashMap
   "yyy"
   

   >>> lookupDefault "zzz" 'c' myHashMap
   "zzz"
   

7. lookupEnv :: MonadIO m => String -> m (Maybe String)

   relude	Relude.Lifted.Env

   Lifted version of lookupEnv.

8. lookupBy1st :: Ord a => a -> BiMultiMap a b v -> Set (b, v)

   distributed-process	Control.Distributed.Process.Internal.BiMultiMap

   Looks up all the triplets whose first component is the given value.

9. lookupBy2nd :: Ord b => b -> BiMultiMap a b v -> Set (a, v)

   distributed-process	Control.Distributed.Process.Internal.BiMultiMap

   Looks up all the triplets whose second component is the given value.

10. lookupAttribute :: Attributes -> Text -> Maybe Attribute

    hs-opentelemetry-api	OpenTelemetry.Attributes

    No documentation available.

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