摘要: (function(){ class Animal{ name:string; constructor(name:string){ this.name=name; } sayHello(){ console.log('动物再叫 '); } } class Dog extends Animal { a 阅读全文
posted @ 2023-01-30 11:54 勿_忘 阅读(20) 评论(0) 推荐(0) 编辑