[Haskell-cafe] Re: Ignorant begginer question

Jules Bean jules at jellybean.co.uk
Fri Dec 24 10:14:34 EST 2004

On 24 Dec 2004, at 14:53, John Goerzen wrote:

> On 2004-12-23, Stefan Holdermans <sholderm at students.cs.uu.nl> wrote:
>> Your problem right now is that the type Complex takes (needs) a type
>> argument. Its definitions is (module strictness flags):
>>    data Complex a = a :+ a
> What does the :+ mean here?

It's a data constructor, written infix. Infix constructors all begin 
with ':', I think.


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