C# da While Kullanmanın Farklı Bir Amacı

c#

private void button1_Click(object sender, EventArgs e)

        {

            int x, y, a, b;

            x = Convert.ToInt32(textBox1.Text);

            y = Convert.ToInt32(textBox2.Text);

            if (x<y)

            {

                a = x;

                b = y;

            }

            else if (x>y)

            {

                a = y;

                b = x;

            }

            while (x<=y)

            {

                listBox1.Items.Add(x);

                x = x + 2;

            }

        }