예제 #1
0
        private void textBox1_TextChanged(object sender, EventArgs e)
        {
            int n = 0;

            if (int.TryParse(textBox1.Text, out n))
            {
                Class1 obj = new Class1();
                label1.Text = obj.GetCows(n);
            }
            else
            {
                label1.Text = string.Empty;
            }
        }