js原型链演示08-继承prototype直接继承

函数Object()

constructor

Object.prototype

function Animal(){ }Animal.prototype.species = \"动物\";

Animal.prototype

var cat1 = new Cat(\"大毛\

Null

原型对象Object { }

原型对象Animal {species: \"动物\"}

__proto__

Cat.prototype = Animal.prototype;

Cat.prototype

Cat.prototype.constructor = Cat;

函数Animal()

对象Cat1 {name: \"大毛\