7 lines
228 B
TeX
7 lines
228 B
TeX
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And we can again \emph{pattern match} on our \code{WeekDay} type. Let's find out if a given day is a Monday:
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\pause
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\begin{haskellcode}
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isMonday :: WeekDay -> Bool
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isMonday Monday = True
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isMonday x = False
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\end{haskellcode}
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