getPropertyOptionsNumbersFirstThenLetters example

return new PropertyGroupCollection([$propertyGroup]);
    }

    private function getPropertyGroupAlphaNumericNumbersFirstThenLetters(): PropertyGroupCollection
    {
        $propertyGroup = new PropertyGroupEntity();
        $propertyGroup->setId(Uuid::randomHex());
        $propertyGroup->setName('Alphanumeric numbers first then letters');
        $propertyGroup->setSortingType(PropertyGroupDefinition::SORTING_TYPE_ALPHANUMERIC);
        $propertyGroup->setDisplayType(PropertyGroupDefinition::DISPLAY_TYPE_TEXT);
        $propertyGroup->setPosition(1);
        $propertyGroup->setOptions($this->getPropertyOptionsNumbersFirstThenLetters());

        return new PropertyGroupCollection([$propertyGroup]);
    }

    private function getPropertyGroupAlphaNumericOnlyLetters(): PropertyGroupCollection
    {
        $propertyGroup = new PropertyGroupEntity();
        $propertyGroup->setId(Uuid::randomHex());
        $propertyGroup->setName('Alphanumeric only letters');
        $propertyGroup->setSortingType(PropertyGroupDefinition::SORTING_TYPE_ALPHANUMERIC);
        $propertyGroup->setDisplayType(PropertyGroupDefinition::DISPLAY_TYPE_TEXT);