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>AdvanceTypes</title
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>Contents</a
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>Index</a
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>Safe Haskell</th
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>None</td
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><p class="caption"
>AdvanceTypes</p
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><h1
>Documentation</h1
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><p class="src"
><span class="keyword"
>data</span
> <a name="t:Pattern" class="def"
>Pattern</a
> <span class="keyword"
>where</span
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><div class="subs constructors"
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>Constructors</p
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><td class="src"
><a name="v:Nil" class="def"
>Nil</a
> :: <a href=""
>Pattern</a
> `[]`</td
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> </td
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><tr
><td class="src"
><a name="v:Cons" class="def"
>Cons</a
> :: <a href=""
>Maybe</a
> h -> <a href=""
>Pattern</a
> t -> <a href=""
>Pattern</a
> (h : t)</td
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