[Haskell-beginners] Do IO actions *have* to be glued by the do syntax?

Martin Vlk martin at vlkk.cz
Tue Mar 22 11:41:02 UTC 2016


Hi Olumide,

Yes, do blocks are syntactic sugar.
Yes you are right in that answers here should be .. a bit friendlier.
But also in my opinion your last post is a bit.. arrogant sounding...

M.

Dne Út, 22. březen 2016 v 12:36 h uživatel Olumide napsal:
> Quanyang,
> 
> do bocks are *not* sugar, and please refer to Daniel's answer for an 
> example of how to answer a beginner's question.
> 
> - Olumide
> 
> On 22/03/2016 11:06, Quanyang Liu wrote:
> > On Tue, Mar 22 2016 at 18:52:41 +0800, Olumide wrote:
> >> Hello List,
> >>
> >> Do IO actions *have* to be glued by the do syntax? Many, if not all,
> >> the examples that I've come across in LYH seem to suggest so. And if
> >> so, why?
> >>
> >> BTW, if possible I'd appreciate an explanation that does not resort to
> >> monads. I haven't studied them yet and I'm sure I'd struggle to
> >> understand any explanation that resorts to monads.
> >>
> >
> > I think you should google that first... do blocks are just sugar...
> >
> >> Thanks,
> >>
> >> - Olumide
> >
> 
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