I have ten textboxes in my winform, and i need to save the text typed in these textboxes into 10 columns of a sql database table. so, for this shall i write :
I think you can use Parameters.AddWithValue() method.
cmd.Parameters.AddWithValue("@j",textbox10.Text); cmd.Parameters.AddWithValue("@k",textbox11.Text); cmd.Parameters.AddWithValue("@l",textbox12.Text);