go复合结构体的三种初始化方法

 1 package main 2  3 import ( 4     "fmt" 5 ) 6  7 type User struct { 8     Id   int 9     Name string10     Age  int11 }12 13 type Manger struct {14     User15     title string16 }17 18 func main() {19     m := Manger{User:User{1, "ok", 12}, title:"123"}  //可以20     m2 := Manger{User{1, "ok", 12}, "123"}  //可以21     m3 := Manger{User:User{Id:1, Name:"ok", Age:12}, title:"123"}  //可以22     23     fmt.Println(m)24     fmt.Println(m2)25     fmt.Println(m3)26     27 }

原创：https://studygolang.com/articles/3085