availableLanguage??null; } public function setAvailableLanguage(Language|string|array $availableLanguage):void { if (is_array($availableLanguage)){ $availableLanguage = $this->mixedArray('availableLanguage', $availableLanguage, ['string', 'JVBase\managers\SEO\render\Thing\Intangible\Language']); } $this->availableLanguage = $availableLanguage; } }