TsgcWSPServer_Dataset › Properties › Guid
Unique identifier used to route messages to a specific server-side protocol instance.
property Guid: String read FGuid write FGuid;
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Every subprotocol instance is identified by a Guid so peers can target messages at a specific protocol component. The Guid is prefixed internally to channel names and to the dataset update channel so that several TsgcWSPServer_Dataset components sharing the same TsgcWebSocketServer keep their sync scopes isolated, and clients pass it when they call Publish, RPC or WriteData.
ShowMessage(oProtocol.Guid);