public function getRef($nodeVersionId)
    {
        $this->initNodeVersions();

        return isset($this->refs[$nodeVersionId]) ? $this->refs[$nodeVersionId] : null;
    }
public function getRef($nodeVersionId)
    {
        $this->initNodeVersions();

        return isset($this->refs[$nodeVersionId]) ? $this->refs[$nodeVersionId] : null;
    }
public function getRef ( $ nodeVersionId ) { $ this -> initNodeVersions ( ) ; return isset ( $ this -> refs [ $ nodeVersionId ] ) ? $ this -> refs [ $ nodeVersionId ] : null ; }
Gets Page Id for given NodeVersion Id

@param integer$nodeVersionId

@return integer|null
Gets Page Id for given NodeVersion Id