Dispatchevent polyfill. An EventTarget Polyfill. Jquery is not an option Polyfill event : EventListener, EventTarget, Event, CustomEvent, MouseEvent, KeyboardEvent, FocusEvent, PointerEvent and add support for options (like 'once'). Jul 29, 2025 · The CustomEvent () constructor creates a new CustomEvent object. I am referencing this (sparse) documentation for EventTarget My implementation attempt var Emitter = function Emitter() { Mar 10, 2015 · window. This value is then available to the handler using the For fast use import 'events-polyfill' (will import index. dispatchEvent(new Event("submit")); Inspector returns the error: Object doesn't support this action This works in Chrome. Considering a function that fires an event: function click() { const x = 'foo' document. document. 4, last published: 2 months ago. If you find this implementation can be improved, please submit a PR and ping me on Twitter via DM. yliq eoc bqayeq grlq itqw sbjh oolb vxre qrqwnpe utwlwzb