> For the complete documentation index, see [llms.txt](https://patryqhyper.gitbook.io/polish_payments_api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://patryqhyper.gitbook.io/polish_payments_api/online-payments/przelewy24-transfer.md).

# Przelewy24 transfer

Base:

```php
$p24 = $payment->online(
    new Przelewy24Payment(
        'merchantId as int', 
        'posId as int', 
        'crc', 
        'raportKey', 
        Przelewy24Payment::ENVIRONMENT_SANDBOX or Przelewy24Payment::ENVIRONMENT_PRODUCTION
    )
);
```

Generate payment:

```php
//required
$p24->setSessionId('sessionId');
$p24->setAmount(1.23);
$p24->setDescription('description');
$p24->setEmail('email@domain.tld');
//optional
$p24->setCurrency('PLN');
$p24->setClient('client');
$p24->setAddress('address');
$p24->setZip('zip');
$p24->setCity('city');
$p24->setCountry('PL');
$p24->setPhone('phone');
$p24->setLanguage('pl');
$p24->setMethod('method');
$p24->setUrlReturn('https://return-url.pl');
$p24->setUrlStatus('https://ipn-url.pl');
$p24->setTimeLimit('timeLimit (int)');
$p24->setChannel('channel (int)');
$p24->setWaitForResult(true/false);
$p24->setRegulationAccept(true/false);
$p24->setShipping('shipping (int)');
$p24->setTransferLabel('transferLabel');
$p24->setMethodRefId('methodRefId');
$p24->setAdditional('additional');

$p24Payment = $p24->generatePayment();
$p24Payment->getTransactionUrl();
$p24Payment->getTransactionId();
```

Verify transaction:

```php
$p24->setSessionId('sessionId');
$p24->setAmount(1.23);
$p24->setCurrency('PLN');
$p24->verifyTransaction('orderId as int');
```