• Returns the elements from the source iterable sequence only after the function that returns a promise produces an element.

    Type Parameters

    • TSource

      The type of elements in the source sequence.

    Parameters

    • begin: number

      Zero-based index at which to begin extraction.

    • Optional end: number = Infinity

      Zero-based index before which to end extraction.

    Returns MonoTypeOperatorFunction<TSource>

    An iterable containing the extracted elements.

Generated using TypeDoc