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/Dart 2

dart:html

promise property

Future promise

Implementation

Future get promise => promiseToFuture(JS("", "#.promise", this));

© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.18.5/dart-html/PromiseRejectionEvent/promise.html