e->Expression::castTo() equivalence in D?

[davidl]

在 Tue, 20 May 2008 16:40:06 +0800，davidl <davidl at 126.com> 写道:

> there's no such equivalence as far as I can see.
>
> Is it bad to use that syntax or D lacks that specific expressiveness?
>

I actually request the way of calling method in the way of free function

Expression.castTo(my_inst, blahargs);

RealExp.castTo(my_inst.blahargs);



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