class CustomEvent extends Eventimport { CustomEvent } from "https://deno.land/x/netzo@v0.1.15/deno.d.ts"; ConstructorsnewCustomEvent(typeArg: string, eventInitDict?: CustomEventInit<T>)Type ParametersoptionalT = anyPropertiesreadonlydetail: TReturns any custom data event was created with. Typically used for synthetic events.