method ReadableStream.[Symbol.asyncIterator]
ReadableStream.[Symbol.asyncIterator](options?: ReadableStreamIteratorOptions): AsyncIterableIterator<R>optional
options: ReadableStreamIteratorOptionsAsyncIterableIterator<R>ReadableStream.[Symbol.asyncIterator](options?: ReadableStreamIteratorOptions): AsyncIterableIterator<R>options: ReadableStreamIteratorOptionsAsyncIterableIterator<R>