import type { Temporal } from "../types.js";
/**
 * Compares two datetime objects in reverse chronological order and returns -1, 0, or 1.
 * @param a datetime object
 * @param b datetime object
 * @returns the result of the comparison
 */
export declare function compareDesc<DateTime extends Temporal.Instant | Temporal.ZonedDateTime | Temporal.PlainDate | Temporal.PlainTime | Temporal.PlainDateTime | Temporal.PlainYearMonth>(a: DateTime, b: DateTime): -1 | 0 | 1;
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