Optional ReadonlycontextOptionaldefaultOptionalpropagationOptional ReadonlysourceOptional ReadonlytypeReadonlyvalueOptionalpreventPrevents the default action associated with the event. If a default handler exists, it will not be executed.
OptionalstopStops the propagation of the event to further listeners. Subsequent listeners for the same event on the same EventSource will not be called.
Change Event value is the the element value