MqttSyncClientPoolReadRetainTopics 方法

读取服务器的已经驻留的所有消息的主题列表
Read the topic list of all messages that have resided on the server

命名空间： HslCommunication.MQTT
程序集： HslCommunication (在 HslCommunication.dll 中) 版本：12.0.0.0 (12.0.0.0)

语法

public OperateResult<string[]> ReadRetainTopics()

Public Function ReadRetainTopics As OperateResult(Of String())

public:
OperateResult<array<String^>^>^ ReadRetainTopics()

member ReadRetainTopics : unit -> OperateResult<string[]>

类型：OperateResultString
消息列表对象

参见

MqttSyncClientPoolAddLanguageSpecificTextSet("LSTB4F08A05_0?cpp=::|nu=.");ReadRetainTopics 方法