Conditional Sum for Rdlc (aka ReportViewer)
Code for summing by group in a RDLC report
Go to Report>Report Properties>Code and insert:
Public Function ConditionalResult(checkField as Field, compareValue as Object, returnValue as Field) As Decimal IF checkField.Value <> compareValue Return 0 else Return returnValue.Value end if End FunctionTo insert the group sum, in an aggregrate field (ie, footer), add code similar to:
=Sum(code.ConditionalResult(Fields!Validated, true, Fields!TransactionAmount))