master

分支 (2)

管理

管理

master

dev

classes-and-objects
/
03.类的继承.html

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <script>
    // class 创建类
    class Father {
      constructor() {

      }
      money() {
        console.log('100块都不给我');
      }
      say() {
        console.log(this);
        console.log('are you ok?' + this.name)
      }
    }

    class Son extends Father {
      constructor(name) {
        super()
        this.name = name
      }
    }

    let son = new Son('雷军')
    son.money()
    son.say()
  </script>
</body>
</html>