go语言初始化内部结构体3中方式

 1 package main
 2 
 3 import (
 4     "fmt"
 5 )
 6 
 7 type User struct {
 8     Id   int
 9     Name string
10     Age  int
11 }
12 
13 type Manger struct {
14     User
15     title string
16 }
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 }