I have to make grouping in a gridview based on a column in gridview [closed]

I have to make grouping in a gridview based on a column in gridview [closed]

References

Reference NO 1

http://stackoverflow.com/questions/15200801/i-have-to-make-grouping-in-a-gridview-based-on-a-column-in-gridview

Reference NO 2

http://www.codeproject.com/Questions/373524/I-have-to-make-grouping-in-a-gridview-based-on-a-c

Reference NO 3

http://forums.asp.net/t/prev/1910868

Reference NO 4

http://aspalliance.com/1268_codesnip_how_to_group_data_in_the_gridview_control

Reference NO 5

http://asp.net.bigresource.com/c-How-to-Check-the-CheckBox-in-a-GridView-based-on-Condition-1oHkkcfXP.html

Reference NO 6

http://www.geekzilla.co.uk/View9FC28EE6-ACB0-4F51-BFE4-38B0B10134D5.htm

Reference NO 7

http://www.mindfiresolutions.com/How-to-Customize-the-Group-Text-of-a-DevExPress-Grid-View-222.php

Reference NO 8

http://www.devexpress.com/Support/Center/Question/Details/Q485471