根原型对象的原型是 undefined？

umaruio / fe-interview-cheat-sheet

[Gitbook Repo] A collection of front-end interview questions.

https://interview-cheatsheet.umaru.io/

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Closed sushoucanyuan closed 7 years ago

sushoucanyuan commented 7 years ago

通过 Object.getPrototypeOf(Object.prototype) 得到的是 null

umarufans commented 7 years ago

返回 null 并不是因为根原型对象的原型是 null ：不过确实表述不合理，Object.prototype.__proto__ 的确是 null，这个是用来表示该原型对象没有原型的。感谢反馈~

umarufans commented 7 years ago