---
title: transactionIdentifier
framework: applepayontheweb
role: symbol
role_heading: Instance Property
path: applepayontheweb/applepaypaymenttoken/transactionidentifier
---

# transactionIdentifier

A unique identifier for this payment.

## Declaration

```data
DOMString transactionIdentifier;
```

## Discussion

Discussion This identifier is suitable for use in a receipt.

## See Also

### Payment Token Properties

- [paymentMethod](applepayontheweb/applepaypaymenttoken/paymentmethod.md)
- [paymentData](applepayontheweb/applepaypaymenttoken/paymentdata.md)