Class SequenceDataSource

defines a sequence of numbers for our stream input

Hierarchy

  • SequenceDataSource

Implements

Constructors

Properties

Methods

Constructors

Properties

start: number
total: number
value: number

Methods

  • returns the current element, returns the same element as the previous next call if there is no next before current called then we will call next as initial element

    Returns number | ITERATION_STATUS

  • returns the next element in the stream difference to next is, that the internal data position is not changed, so next still will deliver the next item from the current data position. Look ahead is mostly needed internally by possible endless data constructs which have no fixed data boundary, or index positions. (aka infinite sets, or flatmapped constructs)

    Parameters

    • cnt: number = 1

    Returns number | ITERATION_STATUS

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