How to make TextBox numeric and set min and max value to it

private void InstanceNumberValidationTextBox(object sender, TextCompositionEventArgs e)
        {
            e.Handled = !IsValid(((TextBox)sender).Text + e.Text);
        }

        public static bool IsValid(string str)
        {
            return int.TryParse(str, out int i) && i >= 1 && i <= 32;
        }

private void InstanceNumberValidationTextBox(object sender, TextCompositionEventArgs e)
        {
            e.Handled = !IsValid(((TextBox)sender).Text + e.Text);
        }

        public static bool IsValid(string str)
        {
            return int.TryParse(str, out int i) && i >= 1 && i <= 32;
        }