Server.ServerSideMenu.IHealth_TextChanged C# (CSharp) Méthode

        private void IHealth_TextChanged(object sender, EventArgs e)
        {
            try
            {
                health = Int32.Parse(IHealth.Text);
            }
            catch (FormatException ex)
            {
                this.Text = "Sorry you must enter a int number";
                health = 30;
            }
        }