Function startWith

startWith<T>(provider: () => T): (source: Observable<T>) => Observable<T>
Calls the given provider function when a new subscriber subscribes and delivers the result of this call as first value.
Type Parameters
- T
Parameters
- provider: () => T
  function that should be called
Returns (source: Observable<T>) => Observable<T>
- Defined in operators/start-with.ts:8