2.构造函数和this.js 276 B

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  1. "use strict";
  2. // let xxx = function() {}
  3. // function fn1() {}
  4. // (function(){})()
  5. // function fn2(() => {})
  6. // function Fn1() {
  7. // }
  8. // new Fn1()
  9. class Person1 {
  10. constructor(x, y) {
  11. this.name2 = x;
  12. this.age2 = y;
  13. }
  14. }
  15. let p2 = new Person1('图图', 3);