import { DateInput } from './types';
/**
 * Calculates the difference in hours between two dates.
 * 计算两个日期之间的小时差
 *
 * @param date - The first date to compare.
 * @param input - The second date to compare.
 * @param asFloat - Whether to return the result as a float.
 * @returns The difference in hours between the two dates.
 * @example
 * ```ts
 * diffInHours(new Date(2023, 0, 1), new Date(2023, 0, 2)) // 24
 * ```
 */
export default function diffInHours(date: Date, input: DateInput, asFloat?: boolean): number;
