BetterMembership.Web.BetterProfileProvider.DoesNotContainDefaultColumns C# (CSharp) Метод

        private bool DoesNotContainDefaultColumns(SettingsPropertyCollection collection)
        {
            return
                !collection.Cast<SettingsProperty>()
                           .Any(
                               value =>
                               string.Compare(
                                   value.Name, this.membershipProvider.UserIdColumn, StringComparison.OrdinalIgnoreCase)
                               == 0
                               || string.Compare(
                                   value.Name, 
                                   this.membershipProvider.UserEmailColumn, 
                                   StringComparison.OrdinalIgnoreCase) == 0);
        }