TTMSFNCDataGrid.RowCustomCalculation Method

Runs a user-supplied callback over row values and returns the computed result.

API unit family: TMSFNCDataGrid Declaring type: TTMSFNCDataGrid Inherited from: TTMSFNCCustomDataGrid

Syntax

function RowCustomCalculation(ARow: Integer; ACustomCalculationCallback: TTMSFNCDataGridDataCustomRowCalculationCallback = nil; AFromColumn: Integer = -1; AToColumn: Integer = -1): Double;

Parameters

Name	Description
ARow	Zero-based row index.
ACustomCalculationCallback	Callback that receives each cell value and accumulates the result.
AFromColumn	First column to include, or -1 for the first data column.
AToColumn	Last column to include, or -1 for the last data column.

Returns

The Double result produced by the callback.