将一个对象绑定到实例化对象的原型
let person = {
isHuman: false,
printIntroduction: function () {
console.log(this.isHuman);
}
};
let me = Object.create(person);
me.name = "Matthew";
me.isHuman = true;
me.printIntroduction(); // true
console.log(me.__proto__.isHuman); //false
console.log(me);

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