I work in c# windows form vs 2015 selecting data from excel
problem i face it
supose i have in excel file
user id dateprint
1001 22/02/2017
if try add this user 1001 again with date 23/02/2017
it must give me message this user found before
but this is not happen and this is actually my problem
my code
bool c = QRC.UserExists(textBox1.Text);
bool b = UserExistsToday();
if (c == true)
{
if (b == true)
{
label8.Text = "User added today";
}
else
{
label8.Text = "User added before";
}