Created
February 20, 2019 17:39
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triggerEvent dispatch fire trigger events cross browser IE8 compatible
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| function triggerEvent(elem, eventType) { | |
| const noop = () => {} | |
| if ('createEvent' in document) { | |
| // modern browsers, IE9+ | |
| const evt = document.createEvent('HTMLEvents') || new Event(eventType); | |
| evt.initEvent ? evt.initEvent(eventType, true, false) : noop(); | |
| elem.dispatchEvent(evt); | |
| return; | |
| } | |
| else if ('fireEvent' in document) { | |
| // <= IE8 | |
| const evt = document.createEventObject(); | |
| evt.eventType = eventType; | |
| elem.fireEvent(`on${evt.eventType}`, evt); | |
| return; | |
| } | |
| } | |
| export default triggerEvent; |
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