代码
https://github.com/fengchunjian/goexamples/tree/master/struct_embeded_interface
package main
import "fmt"
type Printer interface {
Print()
}
type CanonPrinter struct {
printerName string
}
func (printer CanonPrinter) Print() {
fmt.Println(printer.printerName, "print.")
}
type PrintWoker struct {
Printer
name string
age int
}
func main() {
canon := CanonPrinter{printerName: "canon_1"}
printWorker := PrintWoker{Printer: canon, name: "Zhang", age: 21}
printWorker.Printer.Print()
}
执行
go run printer.go
canon_1 print.
参考文档
golang 中的内嵌(embeded)
https://studygolang.com/articles/6934
