21 lines
487 B
JavaScript
21 lines
487 B
JavaScript
(function() {
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if (typeof window.CustomEvent === 'function') {
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return false;
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}
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function CustomEvent(event, params) {
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params = params || { bubbles: false, cancelable: false, detail: undefined };
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const evt = document.createEvent('CustomEvent');
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evt.initCustomEvent(
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event,
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params.bubbles,
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params.cancelable,
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params.detail
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);
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return evt;
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}
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CustomEvent.prototype = window.Event.prototype;
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window.CustomEvent = CustomEvent;
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})();
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