继承

a继承b的属性

  • 方法一
a=Object.create(b)
  • 方法二
//扩展b的原型
b.prototype.a='I love you'
b.prototype.a=arr
b.prototype.a=function(){
}
b.prototype={
   a:"I love you",
   b:fn,
   c:arr
}
  • 方法三
b.apply(a,arg1,...args)
You can change the world with your heart,even a lot of changes sometimes unless you won't geiv up....
原文地址:https://www.cnblogs.com/xiongwei2017/p/6584398.html