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    PromiseRejectionEvent()

    The PromiseRejectionEvent() constructor returns a newly created PromiseRejectionEvent, which represents events fired when a JavaScript Promise is rejected.

    Syntax

    new PromiseRejectionEvent(type, {
  promise: somePromise, 
  reason : someValue
});

    Parameters

    The PromiseRejectionEvent() constructor also inherits arguments from Event().

    type
    A string representing the name of the type of the PromiseRejectionEvent. This is case-sensitive and must be one of "rejectionhandled" or "unhandledrejection".
    promise
    The Promise which was rejected.
    reason
    Any value or Object which represents the reason the promise was rejected.

    Specifications

    Specification Status Comment
    WHATWG HTML Living Standard
    The definition of 'PromiseRejectionEvent()' in that specification.    		 Living Standard Initial definition.

    Browser compatibility

    Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
    Basic support 49 No support No support No support No support
    Feature Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
    Basic support No support No support No support No support No support

    See also

    Document Tags and Contributors

    Tags: 
     Contributors to this page: fscholz, Sheppy
     Last updated by: fscholz,