namespace persianedito
{
    class myclass
    {
        int i, j;
        public void set(int val1, int val2)
        {
            i = val1;
            j = val2;
        }
        public int geti()
        {
            return i;
        }
        public int getj()
        {
            return j;
        }
    }
}
}

private void button1_Click_1(object sender, EventArgs e)
        {
            myclass M = new myclass();
            M.set(10, 12);
            txtval1.Text = M.geti().ToString();
            txtval2.Text = M.getj().ToString();
        }