Type alias EventHandler<T, HandlerReturnType>
EventHandler<T, HandlerReturnType>: ((item: T) => ((this: Observable<HandlerReturnType>, subscriber: Subscriber<HandlerReturnType>) => TeardownLogic) | ObservableInput<HandlerReturnType> | void)
Type declaration
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- (item: T): ((this: Observable<HandlerReturnType>, subscriber: Subscriber<HandlerReturnType>) => TeardownLogic) | ObservableInput<HandlerReturnType> | void
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Returns ((this: Observable<HandlerReturnType>, subscriber: Subscriber<HandlerReturnType>) => TeardownLogic) | ObservableInput<HandlerReturnType> | void
A function accepting an item and returning a value, an Observable constructor, an ObservableInput, or void