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Within LTS Haskell 23.24 (ghc-9.8.4)

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  1. mempty :: Monoid a => a

    base Prelude

    Identity of mappend

    Examples

    >>> "Hello world" <> mempty
"Hello world"

    >>> mempty <> [1, 2, 3]
[1,2,3]

  2. mempty :: Monoid a => a

    base Data.Monoid

    Identity of mappend

    Examples

    >>> "Hello world" <> mempty
"Hello world"

    >>> mempty <> [1, 2, 3]
[1,2,3]

  3. mempty :: Monoid a => a

    base GHC.Base

    Identity of mappend

    Examples

    >>> "Hello world" <> mempty
"Hello world"

    >>> mempty <> [1, 2, 3]
[1,2,3]

  4. mempty :: Monoid a => a

    hedgehog Hedgehog.Internal.Prelude

    Identity of mappend

    Examples

    >>> "Hello world" <> mempty
"Hello world"

    >>> mempty <> [1, 2, 3]
[1,2,3]

  5. mempty :: Monoid a => a

    base-compat Data.Monoid.Compat

    Identity of mappend

    Examples

    >>> "Hello world" <> mempty
"Hello world"

    >>> mempty <> [1, 2, 3]
[1,2,3]

  6. mempty :: Monoid a => a

    validity Data.Validity

    Identity of mappend

    Examples

    >>> "Hello world" <> mempty
"Hello world"

    >>> mempty <> [1, 2, 3]
[1,2,3]

  7. mempty :: Monoid a => a

    aeson-pretty Data.Aeson.Encode.Pretty

    Identity of mappend

    Examples

    >>> "Hello world" <> mempty
"Hello world"

    >>> mempty <> [1, 2, 3]
[1,2,3]

  8. mempty :: Monoid a => a

    fast-logger System.Log.FastLogger.Internal

    Identity of mappend

    Examples

    >>> "Hello world" <> mempty
"Hello world"

    >>> mempty <> [1, 2, 3]
[1,2,3]

  9. mempty :: Monoid a => a

    generic-deriving Generics.Deriving.Monoid

    Identity of mappend

    Examples

    >>> "Hello world" <> mempty
"Hello world"

    >>> mempty <> [1, 2, 3]
[1,2,3]

  10. mempty :: Monoid a => a

    rio RIO.Prelude

    Identity of mappend

    Examples

    >>> "Hello world" <> mempty
"Hello world"

    >>> mempty <> [1, 2, 3]
[1,2,3]

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