original_string: public function getContactId()
      {
          if ($mtcId = $this->getInt(self::MTC_ID)) {
              return $mtcId;
          } elseif ($mauticSessionId = $this->getSessionId()) {
              return $this->getInt($mauticSessionId);
          }
  
          return null;
      }
code: public function getContactId()
      {
          if ($mtcId = $this->getInt(self::MTC_ID)) {
              return $mtcId;
          } elseif ($mauticSessionId = $this->getSessionId()) {
              return $this->getInt($mauticSessionId);
          }
  
          return null;
      }
code_tokens: public function getContactId ( ) { if ( $ mtcId = $ this -> getInt ( self :: MTC_ID ) ) { return $ mtcId ; } elseif ( $ mauticSessionId = $ this -> getSessionId ( ) ) { return $ this -> getInt ( $ mauticSessionId ) ; } return null ; }
docstring: Get Mautic Contact ID from Cookie
  
  @return int|null
docstring_tokens: Get Mautic Contact ID from Cookie