In golang, if a concrete type embeds an interface type, the concrete type
must implement this interface type.
package main
type I interface {
IsZero() bool
}
type T struct {
I
}
var i I = T{} // implemention assertion ok
func main(){
}
On Saturday, October 8, 2016 at 9:14:34 PM UTC+8, Fei Ding wrote:
>
> Recently I've been asked a question which is, what's the difference
> between Golang and Java about *interface*?
>
>
> I know there are some 'syntax-sugar level' differences, what I am
> interested is anything beneath the ground, like how does Golang and Java
> implement interface? What's the biggest difference? Which one is more
> efficient? Why?
>
>
> Could anyone post blog links or source code about this topic? The only
> code I can find is in src/runtime/iface.go, but I cannot understand it or
> get anything useful by myself yet. Source code is better.
>
>
> Thanks.
>
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