Online Documentation for Advanced Excel Report for RAD Studio
OnCalcExpression
Applies to
TEXLReportGroupHeaderBand object
Declaration
property OnCalcExpression: TEXLReportCalcExpressionEvent;
TEXLReportCalcExpressionEvent = procedure(Sender: TEXLReportBand; var GroupValue: String) of object;
Description
Use the OnCalcExpression event to set grouping by some expression value. This event takes place before writing each data row to the report. Data are grouped by the output parameter GroupValue.
See also:
