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Within LTS Haskell 24.66 (ghc-9.10.3)
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iso8601DateFormat :: Maybe String -> Stringold-locale System.Locale Construct format string according to ISO-8601. The Maybe String argument allows to supply an optional time specification. E.g.:
iso8601DateFormat Nothing == "%Y-%m-%d" -- i.e. YYYY-MM-DD iso8601DateFormat (Just "%H:%M:%S") == "%Y-%m-%dT%H:%M:%S" -- i.e. YYYY-MM-DDTHH:MM:SS
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old-locale System.Locale Format string according to RFC822.
prologueBefore :: Prologue -> [Miscellaneous]xml-conduit Text.XML No documentation available.
CustomOutputFormat :: OutputFormatter -> OutputFormatwai-extra Network.Wai.Middleware.RequestLogger No documentation available.
CustomOutputFormatWithDetails :: OutputFormatterWithDetails -> OutputFormatwai-extra Network.Wai.Middleware.RequestLogger No documentation available.
CustomOutputFormatWithDetailsAndHeaders :: OutputFormatterWithDetailsAndHeaders -> OutputFormatwai-extra Network.Wai.Middleware.RequestLogger No documentation available.
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wai-extra Network.Wai.Middleware.RequestLogger The logging format.
type
OutputFormatter = ZonedDate -> Request -> Status -> Maybe Integer -> LogStrwai-extra Network.Wai.Middleware.RequestLogger No documentation available.
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wai-extra Network.Wai.Middleware.RequestLogger No documentation available.
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wai-extra Network.Wai.Middleware.RequestLogger Same as OutputFormatterWithDetails but with response headers included This is useful if you wish to include arbitrary application data in your logs, e.g., an authenticated user ID, which you would set in a response header in your application and retrieve in the log formatter.