编辑“︁Clean语言”︁（章节）

==比较于Haskell==

===语法区别===
Clean的语法非常类似于Haskell，具有一些值得注意的区别：<ref name="CleanHaskellGuide">ftp://ftp.cs.ru.nl/pub/Clean/papers/2007/achp2007-CleanHaskellQuickGuide.pdf{{Dead link}}</ref>
{| class="wikitable" border="1"
|-
! Haskell
! Clean
! 评论
|-
| <syntaxhighlight lang="haskell">[ x | x <- [1..10] , isOdd x]</syntaxhighlight>
| <syntaxhighlight lang="clean">[ x \\ x <- [1..10] | isOdd x]</syntaxhighlight>
| [[列表推导式]]
|-
| <syntaxhighlight lang="haskell">x:xs</syntaxhighlight>
| <syntaxhighlight lang="clean">[x:xs]</syntaxhighlight>
| [[列表构造函数|cons]]算子
|-
| <syntaxhighlight lang="haskell">
data Tree a
  = Empty
  | Node (Tree a) a (Tree a)
</syntaxhighlight>
| <syntaxhighlight lang="clean">
:: Tree a
  = Empty
  | Node (Tree a) a (Tree a)
</syntaxhighlight>
| [[代数数据类型]]
|-
| <syntaxhighlight lang="haskell">(Eq a, Eq b) => ...</syntaxhighlight>
| <syntaxhighlight lang="clean">... | Eq a & Eq b</syntaxhighlight>
| 类断言和上下文
|-
| <syntaxhighlight lang="haskell">fun t@(Node l x r) = ...</syntaxhighlight>
| <syntaxhighlight lang="clean">fun t=:(Node l x r) = ...</syntaxhighlight>
| as模式

|-
| <syntaxhighlight lang="haskell">if x > 10 then 10 else x</syntaxhighlight>
| <syntaxhighlight lang="clean">if (x > 10) 10 x</syntaxhighlight>
| if
|}
一般而言，Haskell比Clean介入了更多的[[语法糖]]。