Vue message subscription and publishing realize communication between any components

Step one: Download a third-party message subscription and publishing library, such as the commonly used pubsub.js, which can be used in any framework including vue, react, anglar, etc.

Command: npm i pubsub-js

Note that it is pubsub-js (not dot);

Step 2: Import the library;

import pubsub from 'pubsub-js'

Step 3: Subscribe to the message;

Part 4: Receiving messages;

 Summarize: