inherit和interface

bilibili/aceid/struct/inherit/test.go

@@ -0,0 +1,51 @@
+package main
+
+import "fmt"
+
+type Human struct {
+	name string
+	sex  string
+}
+
+func (this *Human) Eat() {
+	fmt.Println("Human.Eat()...")
+}
+
+func (this *Human) Walk() {
+	fmt.Println("Human.Walk()...")
+}
+
+type Superman struct {
+	Human
+	level int
+}
+
+func (this *Superman) Eat() {
+	fmt.Println("Superman.Eat()...")
+}
+
+func (this *Superman) Fly() {
+	fmt.Println("Superman.Fly()...")
+}
+
+func (this *Superman) Show() {
+	fmt.Println("name = ", this.name)
+	fmt.Println("sex = ", this.sex)
+	fmt.Println("level = ", this.level)
+}
+
+func main() {
+	h := Human{"zhang3", "female"}
+	h.Eat()
+	h.Walk()
+
+	var s Superman
+	s.name = "li4"
+	s.sex = "male"
+	s.level = 96
+	// s := Superman{Human{"li4", "female"}, 88}
+	s.Walk() // 父类方法（子类没有重载）
+	s.Eat()  // 子类方法
+	s.Fly()  // 子类方法
+	s.Show()
+}

bilibili/aceid/struct/interface/test.go

@@ -0,0 +1,62 @@
+package main
+
+import "fmt"
+
+// 本质是一个指针
+type AnimalIF interface {
+	Sleep()
+	GetColor() string // 获取颜色
+	GetType() string  // 获取种类
+}
+
+// 定义具体的类
+type Cat struct {
+	color string // 颜色
+}
+
+func (this *Cat) Sleep() {
+	fmt.Println("Cat is sleep")
+}
+
+func (this *Cat) GetColor() string {
+	return this.color
+}
+
+func (this *Cat) GetType() string {
+	return "Cat"
+}
+
+type Dog struct {
+	color string
+}
+
+func (this *Dog) Sleep() {
+	fmt.Println("Dog is sleep")
+}
+
+func (this *Dog) GetColor() string {
+	return this.color
+}
+
+func (this *Dog) GetType() string {
+	return "Dog"
+}
+
+func showAnimal(animal AnimalIF) {
+	animal.Sleep()
+	fmt.Println("color = ", animal.GetColor())
+	fmt.Println("type = ", animal.GetType())
+}
+
+func main() {
+	var animal AnimalIF // 接口数据类型（父类指针）
+	animal = &Cat{"green"}
+	animal.Sleep()
+	animal = &Dog{"yellow"}
+	animal.Sleep()
+
+	cat := Cat{"gray"}
+	dog := Dog{"black"}
+	showAnimal(&cat)
+	showAnimal(&dog)
+}