writeln, UFCS and flip
bearophile
bearophileHUGS at lycos.com
Fri Apr 26 13:15:13 PDT 2013
Tyro[17]:
> > While flip2 does:
> >
> > flip2!foo(a, b, c) === foo(b, a, c)
> > flip2!foo(a, b, c, d) === foo(b, a, c, d)
>
> and this rotate....
Really? Just swapping the first two arguments and leaving the
others at their place is for a "rotate"?
> Why flip in the first place?
I don't know, it's the name used in the Haskell Prelude.
Bye,
bearophile
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