Resetting cin stream state C++

Question

Here Im trying to get an integer from user, looping while the input is correct.

After entering non integer value (e.g \"dsdfgsdg\") cin.fail() returns true, as expec

Answer 1

As a matter of style, prefer this method:

int main() 
{
    int a;
    while (!(std::cin >> a))
    {
        std::cout << "Incorrect data. Enter new integer:" << std::endl;
        std::cin.clear();
        std::cin.ignore(std::numeric_limits::max(), '\n');
    }
}