Report > Report Assembly Classes > UiReport > UiReport.OnBeforeTransferDataSheet
OnBeforeTransferDataSheet(Sender: Object; Args: IUiPrxSheetCancelEventArgs);
Sender - a parameter that returns the component that has generated the event.
Args - a parameter, which enables the user to determine event parameters.
The OnBeforeTransferDataSheet event occurs before saving changed values of data areas of a report sheet.
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