class 的get、set属性

  1. class MyClass {
  2.   get prop() {
  3.     return 'getter';
  4.   }
  6.   set prop(value) {
  7.     console.log('setter: ' + value);
  8.   }
  9. }
  11. let instance = new MyClass();
  12. instance.prop = 123;
  13. instance.prop;