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Represent Absent Data with Elm’s Maybe Type

An important union type of the Core library, Maybe is used to represent the possible absence of data.

Follow along the documentation at package.elm-lang.org/packages/elm-lang/core/latest/Maybe and download the Elm REPL from elm-lang.org/. If you'd like to try it out in your browser I've provided a link to the Elm repl here.

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