Re: [Haskell-beginners] find an element in a list

On 26/12/15 15:46, Max Voit wrote:

That is because you cannot pattern match whilst equality testing. The statement xs == (x:ys) is problematic therefore. You expect the compiler to see "oh, I don't know ys, but xs is a list, so I'm just checking x and put the rest into ys while I'm at it". Thanks Max, It's more clear now.

-- Fabien