Le jeudi 4 mai 2017 22:44:58 UTC+2, Ian Lance Taylor a écrit :
>
> I assert without evidence that for many people it would be confusing
> to see a function call alone on the right hand side of an `=` when
> that function may or may not be called.
>
Various languages like Perl, PHP, Ruby & zsh
Le jeudi 4 mai 2017 21:43:19 UTC+2, Ian Lance Taylor a écrit :
>
> ... it is potentially confusing
> to see `a &&= f()` when f() may or may not be called.
>
How is that more confusing than `a && f()` when f() may or may not be
called?
Da
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One apparently random omission in C, which was fixed in Perl, is &&= and
||=:
a &&= b
a = a && b
a ||= b
a = a || b
except that a gets evalutated only once (e.g. myarray[f(2)] &&= b)
Besides being useful, this would make Go more consistent. Of course
relative operators also do not
