[Haskell-beginners] Meaning of variable'

[Erik de Castro Lopo]

Hi all,

I'm looking at some Haskell code that has things like:

    var' <- function

and also functions with names like:

    function' = .....

What does the tick mean??

Cheers,
Erik
-- 
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Erik de Castro Lopo
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"Do I do everything in C++ and teach a course in advanced swearing?"
-- David Beazley at IPC8, on choosing a language for teaching