go 结构体初始化

package main

import "fmt"

type Dog struct {
	Name string
}

func TestStruct()  {
	// 方式1
	//var dog  Dog
	//dog.Name = "jj"

	// 方式2
	//dog := Dog{Name:"wang"}

	//方式3
	var dog = new(Dog) // 返回的是指针
	dog.Name = "aa"

	fmt.Println(dog)
}

func main()  {

	TestStruct()

}