# 121 Redis的发布和订阅操作 * **给某个频道发布消息** ```text 语法: publish channel message 示例: # 向channe2拼单发送消息hello 127.0.0.1:6379> publish channe2 hello (integer) 1 127.0.0.1:6379> ``` * **订阅某个频道的消息** ```text 语法: subscribe channel[channel...] 示例: # 订阅channe2频道，如果channe2频道发布消息，则会将消息显示出来 127.0.0.1:6379> subscribe channe2 subscribe channe2 1 message channe2 hello ```