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<?php
namespace Z38\SwissPayment;
/**
* CreditorReference is a reference based on ISO 11649.
*/
class CreditorReference
{
const PATTERN = '/^RF[0-9]{2}[0-9A-Z]{1,21}$/';
* @var string
protected $reference;
* @param string $reference
*
* @throws \InvalidArgumentException When the reference is invalid.
public function __construct($reference)
if (!preg_match(self::PATTERN, $reference)) {
throw new \InvalidArgumentException('Creditor reference is not properly formatted.');
}
$this->reference = $reference;
* Returns a formatted representation of the reference
* @return string
public function format()
return $this->reference;
z38 /
swiss-payment
