Go语言结构体之属性及函数(十八)

  ├── demo
  │    └── demo.go
  ├── go.mod
  └── main.go

      package demo
      import "fmt"
      type Dog struct {
          ID int          //属性
          Name string
          Age int
      }
      func (d *Dog)Run()  {    //Run 大写字母开头的方法为共有方法
          fmt.Println("ID:",d.ID,"DOG is running")
      }
      func (d *Dog)run1()  {   //run1 小写字母开头的方法为私有方法
          fmt.Println("ID:",d.ID,"DOG is running")
      }

  package main
  import "./demo"
  func main()  {
      dog := new(demo.Dog)
      dog.ID = 1              //属性赋值
      dog.Name = "GG"
      dog.Age = 5
      dog.Run()        //ID: 1 DOG is running
      //dog.run1()     // 不能调用私有方法
  }