https://www.cnblogs.com/lwbqqyumidi/p/4168017.html
1 Intent intent = new Intent(); 2 intent.setAction(BROADCAST_ACTION); 3 intent.putExtra("name", "qqyumidi"); 4 sendBroadcast(intent);
https://blog.csdn.net/cs2559371050/article/details/54914211
原文：https://www.cnblogs.com/ymjyqsx/p/9371148.html