[Haskell-cafe] Re: Hints for Euler Problem 11
wnoise at ofb.net
Thu Aug 16 16:27:08 EDT 2007
On 2007-08-16, Kim-Ee Yeoh <a.biurvOir4 at asuhan.com> wrote:
> Aaron Denney wrote:
>> On 2007-08-15, Pekka Karjalainen <p3k at iki.fi> wrote:
>>> A little style issue here on the side, if I may. You don't need to use
>>> (++) to join multiline string literals.
>>> text = "If you want to have multiline string literals \
>>> \in your source code, you can break them up with \
>>> \backslashes. Any whitespace characters between \
>>> \two backslashes will be ignored."
>> I find the first far more readable. The compiler should be able to
>> assemble it all at compile time, right?
> 'Course not. The (++) function like all Haskell functions is only a
> /promise/ to do its job. What does "assembling at compile time"
> mean here:
> s = "I will not write infinite loops " ++ s
It's a circular list of characters. Quite feasible to do at compile
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