quiz_9_2_6.html

<script>
  class Parent {
    test() {
      console.log('Parent.test() 메소드')
    }
  }

  class ChildA extends Parent {
    test() {
      super.test()                            //1
      console.log('ChildA.test() 메소드')       //2
    }
  }

  class ChildB extends Parent {
    test() {
      console.log('ChildB.test() 메소드')       //3
      super.test()                            //4
    }
  }

  new ChildA().test()
  new ChildB().test()
</script>