This method is functionally similar to the OpcGroup.Write except that Quality and Timestamp may be written. If a client attempts to write VQ, VT, or VQT it should expect that the server will write them all or none at all.
Overload List
| Overload | Description |
|---|---|
| WriteVQT(ItemValue[]) | Writes one or more values, qualities and timestamps for the items specified. ( Available only in OPC DA V3 servers ) This method is functionally similar to the OpcGroup.Write except that Quality and Timestamp may be written. If a client attempts to write VQ, VT, or VQT it should expect that the server will write them all or none at all. |
| WriteVQT(ItemValue[],Int32,Int32) | Asynchronously writes values, qualities and timestamps for the items specified. This method is functionally similar to the OpcGroup.Write except that Quality and Timestamp may be written. If a client attempts to write VQ, VT, or VQT it should expect that the server will write them all or none at all. |