overloading evaluation (treating objects as functions)
Namespace via Digitalmars-d-learn
digitalmars-d-learn at puremagic.com
Sun May 17 11:58:30 PDT 2015
On Sunday, 17 May 2015 at 18:49:40 UTC, dan wrote:
> Is it possible to define a class F so that
> auto f=new F();
> writeln("The value of f at 7 is ",f(7));
> compiles and works as expected?
>
> So the idea would be to be able to use notation like
> f(7)
> instead of
> f.eval(7)
> or something along those lines.
>
> My guess is no, it is impossible to do this, because i can't
> find it on the internet or in Alexandrescu's book.
>
> But it is also possible that everybody considers it so obvious
> that they just don't elaborate on it. I'd be delighted if
> there were the case, at least if somebody would elaborate on it
> if so.
>
> TIA for any info!
>
> dan
http://dlang.org/operatoroverloading.html#function-call
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