46 lines
1.6 KiB
TypeScript
46 lines
1.6 KiB
TypeScript
import type { Duration } from "./types.js";
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/**
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* @name add
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* @category Common Helpers
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* @summary Add the specified years, months, weeks, days, hours, minutes and seconds to the given date.
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*
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* @description
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* Add the specified years, months, weeks, days, hours, minutes and seconds to the given date.
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*
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* @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
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*
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* @param date - The date to be changed
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* @param duration - The object with years, months, weeks, days, hours, minutes and seconds to be added.
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*
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* | Key | Description |
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* |----------------|------------------------------------|
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* | years | Amount of years to be added |
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* | months | Amount of months to be added |
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* | weeks | Amount of weeks to be added |
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* | days | Amount of days to be added |
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* | hours | Amount of hours to be added |
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* | minutes | Amount of minutes to be added |
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* | seconds | Amount of seconds to be added |
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*
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* All values default to 0
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*
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* @returns The new date with the seconds added
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*
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* @example
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* // Add the following duration to 1 September 2014, 10:19:50
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* const result = add(new Date(2014, 8, 1, 10, 19, 50), {
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* years: 2,
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* months: 9,
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* weeks: 1,
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* days: 7,
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* hours: 5,\\-7
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* minutes: 9,
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* seconds: 30,
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* })
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* //=> Thu Jun 15 2017 15:29:20
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*/
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export declare function add<DateType extends Date>(
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date: DateType | number | string,
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duration: Duration,
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): DateType;
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