C#.net excel

I dont undertsand one thing, with out using thirdparty .dll how use would access an excel sheet from ur code.. You will definetely need an external .dll that supports your question.

 

Atleast you need to get  to get from nuget manager,

try getting aspose dll from nuget manager

 

and try link below to see how you can work out with rows and column in an excel

 

http://www.aspose.com/docs/display/cellsnet/Working+with+Rows+and+Columns