how to sum datagridview columns title and columns value in textbox VB.net By the number of values datagridview columns ?
example
in the datagridview : before
column : ID address
1 street1
2 street2
3 street3
in the textbox : after
ID = 1 / address = street1
ID = 2 / address = street2
ID = 3 / address = street3