public function getPeriodEnd() {
    if (is_null($this->parsedPeriodEnd)) {
      $this->parsedPeriodEnd = strtotime($this->periodEnd);
    }

    return $this->parsedPeriodEnd;
  }
public function getPeriodEnd() {
    if (is_null($this->parsedPeriodEnd)) {
      $this->parsedPeriodEnd = strtotime($this->periodEnd);
    }

    return $this->parsedPeriodEnd;
  }
public function getPeriodEnd ( ) { if ( is_null ( $ this -> parsedPeriodEnd ) ) { $ this -> parsedPeriodEnd = strtotime ( $ this -> periodEnd ) ; } return $ this -> parsedPeriodEnd ; }
End of the current period of the usage limit, as unix timestamp.

@return int (unit timestamp)
End of the current period of the usage limit as unix timestamp .