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method ReadableBase.prototype.asIndexedPairs
#ReadableBase.prototype.asIndexedPairs(options?: Pick<ArrayOptions, "signal">): Readable

This method returns a new stream with chunks of the underlying stream paired with a counter in the form [index, chunk]. The first index value is 0 and it increases by 1 for each chunk produced.

Parameters #

optional
#options: Pick<ArrayOptions, "signal">

Return Type #

Readable

a stream of indexed pairs.