[Haskell-cafe] Combine to List to a new List
Andrew Wagner
wagner.andrew at gmail.com
Tue Jun 9 09:08:24 EDT 2009
Try c = zip a b
On Tue, Jun 9, 2009 at 9:05 AM, ptrash <ptrash at web.de> wrote:
>
> Hi,
>
> I have the following two lists:
>
> a = [1,2,3]
> b = ["A","B","C"]
>
> I want a combination of the to lists:
>
> c = [(1,"A"), (2, "B"), (3, "C")]
>
> How can I do this?
>
> I have tried
>
> c = [(x,y) | x <- a, y <- b]
>
> But this just returns me a list with every possible combination of the 2
> lists.
>
> Thanks...
>
>
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>
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