public function printMetaTags()
    {
        if(!$this->getMetaIsPrinted()) {
            $this->printTitle();
            $this->printMetaTagsList();
            $this->printCanonical();
            $this->printHrefLang();
            $this->setMetaIsPrinted();
        }
        return $this;
    }
public function printMetaTags()
    {
        if(!$this->getMetaIsPrinted()) {
            $this->printTitle();
            $this->printMetaTagsList();
            $this->printCanonical();
            $this->printHrefLang();
            $this->setMetaIsPrinted();
        }
        return $this;
    }
public function printMetaTags ( ) { if ( ! $ this -> getMetaIsPrinted ( ) ) { $ this -> printTitle ( ) ; $ this -> printMetaTagsList ( ) ; $ this -> printCanonical ( ) ; $ this -> printHrefLang ( ) ; $ this -> setMetaIsPrinted ( ) ; } return $ this ; }
Print meta html

@return $this
Print meta html