public static int ZzGetIntegerValueByFieldName(this RadGridView grid, string FieldName, int DefaultValue) => CxConvert.ToInt32(ZzGetStringValue(grid, Standard.GetGridColumnName(FieldName)), DefaultValue);
public static string ZzGetStringValueByFieldName(this RadGridView grid, string FieldName) => ZzGetStringValue(grid, Standard.GetGridColumnName(FieldName));