redis发布/订阅广播

Redis implements a publish/subscribe messaging mechanism.

Redis实现了发布/订阅消息传递机制。

Its concept is simple: a publisher sends a message on a channel. Multiple subscribers receive it.

它的概念很简单：发布者在频道上发送消息。 多个订户收到它。

Subscribe to a channel using

订阅频道使用

SUBSCRIBE 
    

Publish to a channel using

使用发布到频道

PUBLISH 
     
     
    

Example:

例：

SUBSCRIBE dogs

In another redis-cli window, type:

在另一个redis-cli窗口中，输入：

PUBLISH dogs "Roger"

Messages will be sent to the subscribers, and they’ll by default display the kind of event, the channel, and the message:

消息将发送给订阅者，默认情况下，它们将显示事件的种类，频道和消息：

Subscribers can listen on multiple channels:

订户可以在多个频道上收听：

SUBSCRIBE dogs cats

and will receive messages coming from all of them.

并会收到来自所有人的消息。

翻译自:

redis发布/订阅广播