Merge pull request #2 from SweathaBharathi/patch-1

Update README.md

Author: vijayarasan

README.md

@@ -1,6 +1,6 @@
-# How to export DetailsView records in expanded state from WPF DataGrid
+# How to export DetailsView records in expanded state from WPF DataGrid?
 
-You can export [WPF DataGrid](https://www.syncfusion.com/wpf-controls/datagrid) (SfDataGrid) to excel and it is possible to process the exported excel file using XlsIO. For example, you can expand the details view records in exported excel file alone by calling Range.ExpandGroup method for worksheet.
+In [WPF DataGrid](https://www.syncfusion.com/wpf-controls/datagrid) (SfDataGrid) , you can export DataGrid to excel and it is possible to process the exported excel file using XlsIO. For example, you can expand the details view records in exported excel file alone by calling **Range.ExpandGroup** method for worksheet.
 
 ```C#
 ExcelExportingOptions exportoption = new ExcelExportingOptions();
@@ -9,7 +9,6 @@ var workbook = excelengine.Excel.Workbooks[0];
 workbook.Worksheets[0].Range.ExpandGroup(ExcelGroupBy.ByRows, ExpandCollapseFlags.IncludeSubgroups);
 ```
 
-In the below screen shot, DetailsView DataGrid expanded only in excel file and not in SfDataGrid.
+In the below screen shot, DetailsViewDataGrid expanded only in excel file and not in DataGrid.
 
 ![Screenshot shown in DetailsView Expanded state](DetailsViewExpanded.png)
-