number = $number; $this->issueDate = $issueDate; $this->contractStartDate = $contractStartDate; $this->accountedMonthDate = $accountedMonthDate; } public function getNumber(): int { return $this->number; } public function getIssueDate(): \DateTime { return $this->issueDate; } public function getContractStartDate(): \DateTime { return $this->contractStartDate; } public function getAccountedMonthDate(): \DateTime { return $this->accountedMonthDate; } }