pubsub-js
pubsub-js使用消息订阅发布机制用于组件之间传递数据,
理解订阅发布机制
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| npm i pubsub-js or yarn add pubsub-js
import PubSub from 'pubsub-js'
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PubSub.publish('MY TOPIC', data)
const token = PubSub.subscribe('MY TOPIC', (msg,data) => {...})
PubSub.unsubscribe(token);
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