I've noticed that Control.Lens is not part of Haskell platform, so I probably need to install it.
Can anyone explain how to install it? Is it not really part of Haskell platform?
Edit: I'm using GHCi, and it uses prelude.
I've noticed that Control.Lens is not part of Haskell platform, so I probably need to install it.
Can anyone explain how to install it? Is it not really part of Haskell platform?
Edit: I'm using GHCi, and it uses prelude.