in dataTable using vb.net

thank you very much but not what i was searching for 

i wann to compare between datagridview in vb.net   datatablerow

if this selected row in datagridview is  already exists in datatable or not

thankyou and wating for  more help 

Hi Carnation thank you for writing below links helpful for you.

 

https://www.aspsnippets.com/Articles/Display-contents-of-DataTable-in-DataGridView-in-Windows-Forms-Application-using-C-and-VBNet.aspx