PaymentRequestEvent.instrumentKey

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

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`instrumentKey` Experimental	Chrome Full support 60 Disabled Full support 60 Disabled Disabled From version 60: this feature is behind the `#service-worker-payment-apps` preference (needs to be set to `Enabled`). To change preferences in Chrome, visit chrome://flags.	Edge Full support ≤79 Disabled Full support ≤79 Disabled Disabled From version ≤79: this feature is behind the `#service-worker-payment-apps` preference (needs to be set to `Enabled`).	Firefox No support No	IE ?	Opera No support No	Safari ?	WebView Android No support No	Chrome Android Full support 60 Disabled Full support 60 Disabled Disabled From version 60: this feature is behind the `#service-worker-payment-apps` preference (needs to be set to `Enabled`). To change preferences in Chrome, visit chrome://flags.	Firefox Android No support No	Opera Android No support No	Safari iOS ?	Samsung Internet Android No support No

Legend

Full support: Full support
No support: No support
Compatibility unknown: Compatibility unknown
Experimental. Expect behavior to change in the future.: Experimental. Expect behavior to change in the future.
User must explicitly enable this feature.: User must explicitly enable this feature.