| MqttServerPublishTopicPayload 方法 (String, Byte, Boolean) | 
 
            从服务器向订阅了指定的主题的客户端发送消息,默认消息不驻留
            Sends a message from the server to a client that subscribes to the specified topic; the default message does not retain
            
 
        命名空间: 
     HslCommunication.MQTT
        程序集:
     HslCommunication (在 HslCommunication.dll 中) 版本:12.5.1.0 (12.5.1.0)
 语法
语法public void PublishTopicPayload(
	string topic,
	byte[] payload,
	bool retain = true
)
Public Sub PublishTopicPayload ( 
	topic As String,
	payload As Byte(),
	Optional retain As Boolean = true
)
public:
void PublishTopicPayload(
	String^ topic, 
	array<unsigned char>^ payload, 
	bool retain = true
)
member PublishTopicPayload : 
        topic : string * 
        payload : byte[] * 
        ?retain : bool 
(* Defaults:
        let _retain = defaultArg retain true
*)
-> unit 
参数
- topic
- 类型:SystemString
 主题
- payload
- 类型:SystemByte
 消息内容
- retain (Optional)
- 类型:SystemBoolean
 指示消息是否驻留
 参见
参见