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以io.Writer为例看go中的interface{}

以io.Writer为例看go中的interface{}

Go’s interfaces—static, checked at compile time, dynamic when asked for—are, for me, the most exciting part of Go from a language design point of view. If I could export one feature of Go into other languages, it would be interfaces. 《Go Data Structures: Interfaces》—- Russ Cox 可见interface是go中很重要的一个特性。 在网上有人问:Go语言中接口到底有啥好处,能否举例说明?于是,我考虑以io.Writer接口为例谈谈interface{} 一、io.Writer接口 在go标准库io包…

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