[Haskell-cafe] Reader monad wrapping State monad

[Ozgur Akgun]

On 3 February 2011 19:18, michael rice <nowgate at yahoo.com> wrote:

> but how do I get the constant a from the Reader monad?
>

http://hackage.haskell.org/packages/archive/transformers/latest/doc/html/Control-Monad-Trans-Reader.html#v:ask

You also need to change the type to use ReaderT.

-- 
Ozgur Akgun
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