How to check whether Form is Opened or not

public bool IsFormOpen(Type formType)
        {
            bool bl = true;
            try
            {
                foreach (Form form in Application.OpenForms)
                    if (form.GetType().Name == formType.Name)
                    {
                        bl = true;
                    }
                    else
                    {
                        bl = false;
                    }
            }
            catch (Exception ex)
            {
               //
            }
            return bl;
        }