DefaultPropertiesToSend.Label 属性
定义
获取或设置应用程序定义的、描述消息的字符串。Gets or sets an application-defined string that describes the message.
public:
property System::String ^ Label { System::String ^ get(); void set(System::String ^ value); };
[System.Messaging.MessagingDescription("MsgLabel")]
public string Label { get; set; }
[<System.Messaging.MessagingDescription("MsgLabel")>]
member this.Label : string with get, set
Public Property Label As String
属性值
消息的标签。The label of the message. 默认值为空字符串("")。The default is an empty string ("").
- 属性
注解
例如,消息标签可用于显示目的,或根据标签值有选择地处理消息。A message label can be used for display purposes, for example, or to selectively process messages based on the label value. 消息标签的最大长度为249个 Unicode 字符。The maximum length for a message label is 249 Unicode characters. 此标签在消息中不必是唯一的。The label does not need to be unique across messages.
消息队列和消息标签代表一个应用程序定义的值,可帮助在用户可读的字词中标识队列或消息。Message queue and message labels represent an application-defined value that can help to identify the queue or message in human-readable terms. 应用程序负责解释标签内容;它们对于消息队列应用程序没有内部意义。It is the responsibility of the application to interpret label contents; they have no intrinsic meaning to the Message Queuing application.