【前端】Javascript高级篇-类中添加方法

// 创建类
class Demo {
	constructor(name) {
		this.name = name;
	}
	sing(sname) {
		console.log(this.name + sname)
	}
}
// 利用类创建实例
var ldh = new Demo('刘德华');
var zxy = new Demo('张学友');
console.log(ldh.name);
console.log(zxy.name);
ldh.sing('666')
zxy.sing('zzz')