This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.
CustomEvent.initCustomEvent() method initializes a
CustomEvent object. If the event has already been dispatched, this method
Events initialized in this way must have been created with the
Document.createEvent() method. This method must be called to set the event
before it is dispatched, using
dispatched, it doesn't do anything anymore.
event.initCustomEvent(type, canBubble, cancelable, detail);
The definition of 'CustomEvent' in that specification.
|Living Standard||Initial definition, but already deprecated in favor of the use of a constructor,
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