On Thursday, January 6, 2022 at 6:15:06 PM UTC+8 Brian Candler wrote:
> 1. interface { a;b } is intersection. The "Intersection" between two sets
> means things which exist in both sets simultaneously.
> 2. interface { a|b } is union. "Union" means a set of things which which
> exist in set A *or* set B.
>
> Quoting from the spec:
> *"the predeclared type *any* is an alias for the empty interface." *
> *"interface{} // no specific types"*
> *"For an interface with type elements, 𝑆 is the intersection of the
> specific types of its type elements."*
>
> Can you see now?
>
The explanation is as what I think.
But what is your conclusion? Is it a mistake in spec?
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