Thank you to all 3 of you! That helped a lot!
karczma wrote:
Stephan Zaubzer writes:
Here my attempts:
data Entry a = EmptyEntry | MakeEntry a a
showEntry :: (Show a) => Entry a -> String
showEntry EmptyEntry = "Empty"
showEntry MakeEntry a b = show a ++ ": " ++ show b
what am I doing wrong? I hav
Stephan Zaubzer writes:
Here my attempts:
data Entry a = EmptyEntry | MakeEntry a a
showEntry :: (Show a) => Entry a -> String
showEntry EmptyEntry = "Empty"
showEntry MakeEntry a b = show a ++ ": " ++ show b
what am I doing wrong? I have seen this way on some tutorials.
I believe that if
