iban; } if (null === $iban = $this->getIban()) { return ''; } return sprintf('%s*****%s', substr($iban, 0, 6), substr($iban, -4)); } public function setIban(?string $iban): static { $this->iban = $iban; return $this; } public function getBic(): ?string { return $this->bic; } public function setBic(?string $bic): static { $this->bic = $bic; return $this; } public function getBank(): ?string { return $this->bank; } public function setBank(?string $bank): static { $this->bank = $bank; return $this; } public function getHolder(): ?string { return $this->holder; } public function setHolder(?string $holder): static { $this->holder = $holder; return $this; } }