AD
Administrator
Syncfusion Team
November 18, 2004 11:50 AM UTC
Try specifying the ResultType on the ExpressionFieldDescriptor.
this.gridGroupingControl1.TableDescriptor.ExpressionFields.Add("sum");
ExpressionFieldDescriptor fd = this.gridGroupingControl1.TableDescriptor.ExpressionFields["sum"];
fd.ResultType = "System.Double";
fd.Expression = "[Col2] + [Col3]";
this.gridGroupingControl1.TableDescriptor.Columns["sum"].Appearance.AnyCell.Format = "#0.00 %";