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Accepted
Leks
Asked:2020-08-21 02:28:54 +0000 UTC2020-08-21 02:28:54 +0000 UTC

在构造函数中创建方法？

  • 772
  1. 如何在构造方法中创建函数（方法）？

class User {

  constructor(name) {
    this.name = name;
  sayHi() {
    alert('hello');
  }
  }

  

}

// Использование:
let user = new User("Иван");
user.sayHi();

javascript

2 个回答

  1. Best Answer

    class A {
  constructor(name) {
    this.name = name;
    
    this.f = function() {
      console.log(this.name);
    }
  }
}

const a = new A('name');

a.f();

    • 2 
  2. constructor(name) {
    this.name = name;
    this.sayHi = () => {
       alert('hello');
     };
  }
    • 1

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