Editing Clean (programming language) (section)

==Comparison to Haskell==
The syntax of Clean is very similar to that of Haskell, with some notable differences. In general, Haskell has introduced more [[syntactic sugar]] than Clean:<ref name="CleanHaskellGuide" />

{| class="wikitable" border="1"
|-
! Haskell
! Clean
! Remarks
|-
| <syntaxhighlight lang="haskell">[ x | x <- [1..10] , isOdd x]</syntaxhighlight>
| <syntaxhighlight lang="clean">[ x \\ x <- [1..10] | isOdd x]</syntaxhighlight>
| [[list comprehension]]
|-
| <syntaxhighlight lang="haskell">x:xs</syntaxhighlight>
| <syntaxhighlight lang="clean">[x:xs]</syntaxhighlight>
| [[cons]] operator
|-
| <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>
| [[algebraic data type]]
|-
| <syntaxhighlight lang="haskell">(Eq a, Eq b) => ...</syntaxhighlight>
| <syntaxhighlight lang="clean">... | Eq a & Eq b</syntaxhighlight>
| class assertions and contexts
|-
| <syntaxhighlight lang="haskell">fun t@(Node l x r) = ...</syntaxhighlight>
| <syntaxhighlight lang="clean">fun t=:(Node l x r) = ...</syntaxhighlight>
| as-patterns

|-
| <syntaxhighlight lang="haskell">if x > 10 then 10 else x</syntaxhighlight>
| <syntaxhighlight lang="clean">if (x > 10) 10 x</syntaxhighlight>
| if
|}