#鸿蒙通关秘籍#在线程模型中，如何进行线程间通信？

import { commonEventManager } from '@kit.BasicServicesKit';
import { BusinessError } from '@kit.BasicServicesKit';

// 定义订阅者，用于保存创建成功的订阅者对象，后续使用其完成订阅及退订的动作
let subscriber: commonEventManager.CommonEventSubscriber;
// 订阅者信息
let subscribeInfo: commonEventManager.CommonEventSubscribeInfo = {
  events: ["event"]
};
// 创建订阅者回调
function createCB(err: BusinessError, commonEventSubscriber: commonEventManager.CommonEventSubscriber) {
  if (err != null) {
    console.error(`createSubscriber failed, code is \${err.code}`);
  } else {
    console.info("createSubscriber success");
    subscriber = commonEventSubscriber;
  }
}
// 创建订阅者
commonEventManager.createSubscriber(subscribeInfo, createCB);
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