[Haskell-beginners] don't understand this
Ozgur Akgun
ozgurakgun at gmail.com
Mon Jun 27 15:43:56 CEST 2011
Hi.
On 27 June 2011 16:33, Roelof Wobben <rwobben at hotmail.com> wrote:
> let lucky 7 = "Lucky number seven"
> let lucky x = "Sorry, you're out of luck, pal!"
>
> But if I do lucky 7 or lucky 2 I always get the last sentence.
>
The second let binding shadows the first one. Try:
let lucky 7 = "Lucky!"; lucky x = "No luck this time."
Or even better, write this in a file and load it into ghci.
lucky 7 = "Lucky!"
lucky x = "No luck this time."
HTH,
Ozgur
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