| 1 | /**
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| 2 | * Returns the element at a specified index in a sequence or undefined if the index is out of range.
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| 3 | *
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| 4 | * @export
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| 5 | * @template T The type of the elements in the source sequence.
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| 6 | * @param {AsyncIterable<T>} source async-iterable sequence to return the element from.
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| 7 | * @param {number} index The zero-based index of the element to retrieve.
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| 8 | * @param {AbortSignal} [signal] The optional abort signal to be used for cancelling the sequence at any time.
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| 9 | * @returns {(Promise<T | undefined>)} An async-iterable sequence that produces the element at the specified
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| 10 | * position in the source sequence, or undefined if the index is outside the bounds of the source sequence.
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| 11 | */
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| 12 | export declare function elementAt<T>(source: AsyncIterable<T>, index: number, signal?: AbortSignal): Promise<T | undefined>;
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