This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The instrumentKey read-only property of the PaymentRequestEvent interface returns a PaymentInstrument object reflecting the payment instrument selected by the user or an empty string if the user has not registered or chosen a payment instrument.
Syntax
var instrumentKey = paymentRequestEvent.instrumentKey
Value
A PaymentInstrument object.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Payment Handler API The definition of 'instrumentKey' in that specification. |
Working Draft | Initial definition. |
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
instrumentKey | Chrome Full support 70 | Edge Full support 79 | Firefox No support No | IE No support No | Opera Full support 57 | Safari No support No | WebView Android No support No | Chrome Android Full support 70 | Firefox Android No support No | Opera Android Full support 49 | Safari iOS No support No | Samsung Internet Android Full support Yes |
Legend
- Full support
- Full support
- No support
- No support
- Experimental. Expect behavior to change in the future.
- Experimental. Expect behavior to change in the future.