redux 中 store的 Symbol.observable 作用是啥？？

Question

代码：redux 中observable https://github.com/reduxjs/redux/blob/master/src/createStore.ts#L303

redux 返回的store对象

备注描述 ：

* Interoperability point for observable/reactive libraries.
* @returns A minimal observable of state changes.
* For more information, see the observable proposal:
* https://github.com/tc39/proposal-observable

它的作用是啥？没用过很蒙蔽！！困扰了我一上午

Answer 1

看看这个吧 https://juejin.im/post/5bee32...