class Stu {
constructor(name, age) {
this.name = name
this.age = age
}
getAge() {
return this.age
}
}
let stu = new Stu('gl', 18)
console.log(stu.getAge());
class Clert extends Stu {
constructor(name, age, position) {
super(name, age)
this.position = position
console.log('clert init');
}
doPosition() {
console.log('my position');
}
}