Dim x As Object(,) = {{2.0, 3.0, 9.0, 1.0, 8.0, 7.0, 5.0}}
Dim y As Object(,) = {{6.0, 5.0, 11.0, 7.0, 5.0, 4.0, 4.0}}
Dim arg1 As New FarPoint.CalcEngine.ArrayExpression(x)
Dim arg2 As New FarPoint.CalcEngine.ArrayExpression(y)
Dim args() As FarPoint.CalcEngine.Expression = {arg1, arg2}
Dim func As New FarPoint.CalcEngine.FunctionExpression(FarPoint.CalcEngine.FunctionInfo.SlopeFunction, args)
'Spread for Windows Forms
CType(FpSpread1.ActiveSheet.Models.Data, FarPoint.Win.Spread.Model.IExpressionSupport).SetExpression(0, 0, func)
Dim ca As FarPoint.CalcEngine.CalcArray = arg1.ArrayValue
MessageBox.Show("The value in the cell is " & ca.GetValue(0, 0))
MessageBox.Show("The number of rows is " & ca.RowCount & " and the number of columns is " & ca.ColumnCount)
'Spread for Web Forms
CType(FpSpread1.Sheets(0).DataModel, FarPoint.Web.Spread.Model.IExpressionSupport).SetExpression(0, 0, func)
Dim ca As FarPoint.CalcEngine.CalcArray = arg1.ArrayValue
TextBox1.Text = "The value in the cell is " & ca.GetValue(0, 0)
TextBox2.Text = "The number of rows is " & ca.RowCount & " and the number of columns is " & ca.ColumnCount