// Copyright 2018-2026 the Deno authors. MIT license.
// This module is browser compatible.
/**
* The number of milliseconds in a second.
*
* @example
* ```ts
* import { SECOND } from "@std/datetime/constants";
*
* SECOND; // 1_000
* ```
*/
export const SECOND = 1e3;
/**
* The number of milliseconds in a minute.
*
* @example
* ```ts
* import { MINUTE } from "@std/datetime/constants";
*
* MINUTE; // 60_000
* ```
*/
export const MINUTE: number = SECOND * 60;
/**
* The number of milliseconds in an hour.
*
* @example
* ```ts
* import { HOUR } from "@std/datetime/constants";
*
* HOUR; // 3_600_000
* ```
*/
export const HOUR: number = MINUTE * 60;
/**
* The number of milliseconds in a day.
*
* @example
* ```ts
* import { DAY } from "@std/datetime/constants";
*
* DAY; // 86_400_000
* ```
*/
export const DAY: number = HOUR * 24;
/**
* The number of milliseconds in a week.
*
* @example
* ```ts
* import { WEEK } from "@std/datetime/constants";
*
* WEEK; // 604_800_000
* ```
*/
export const WEEK: number = DAY * 7;
/**
* The month index for January.
*
* @example
* ```ts
* import { JANUARY } from "@std/datetime/constants";
*
* new Date(2025, JANUARY, 1); // 2025-01-01
* ```
*/
export const JANUARY = 0;
/**
* The month index for February.
*
* @example
* ```ts
* import { FEBRUARY } from "@std/datetime/constants";
*
* new Date(2025, FEBRUARY, 1); // 2025-02-01
* ```
*/
export const FEBRUARY = 1;
/**
* The month index for March.
*
* @example
* ```ts
* import { MARCH } from "@std/datetime/constants";
*
* new Date(2025, MARCH, 1); // 2025-03-01
* ```
*/
export const MARCH = 2;
/**
* The month index for April.
*
* @example
* ```ts
* import { APRIL } from "@std/datetime/constants";
*
* new Date(2025, APRIL, 1); // 2025-04-01
* ```
*/
export const APRIL = 3;
/**
* The month index for May.
*
* @example
* ```ts
* import { MAY } from "@std/datetime/constants";
*
* new Date(2025, MAY, 1); // 2025-05-01
* ```
*/
export const MAY = 4;
/**
* The month index for June.
*
* @example
* ```ts
* import { JUNE } from "@std/datetime/constants";
*
* new Date(2025, JUNE, 1); // 2025-06-01
* ```
*/
export const JUNE = 5;
/**
* The month index for July.
*
* @example
* ```ts
* import { JULY } from "@std/datetime/constants";
*
* new Date(2025, JULY, 1); // 2025-07-01
* ```
*/
export const JULY = 6;
/**
* The month index for August.
*
* @example
* ```ts
* import { AUGUST } from "@std/datetime/constants";
*
* new Date(2025, AUGUST, 1); // 2025-08-01
* ```
*/
export const AUGUST = 7;
/**
* The month index for September.
*
* @example
* ```ts
* import { SEPTEMBER } from "@std/datetime/constants";
*
* new Date(2025, SEPTEMBER, 1); // 2025-09-01
* ```
*/
export const SEPTEMBER = 8;
/**
* The month index for October.
*
* @example
* ```ts
* import { OCTOBER } from "@std/datetime/constants";
*
* new Date(2025, OCTOBER, 1); // 2025-10-01
* ```
*/
export const OCTOBER = 9;
/**
* The month index for November.
*
* @example
* ```ts
* import { NOVEMBER } from "@std/datetime/constants";
*
* new Date(2025, NOVEMBER, 1); // 2025-11-01
* ```
*/
export const NOVEMBER = 10;
/**
* The month index for December.
*
* @example
* ```ts
* import { DECEMBER } from "@std/datetime/constants";
*
* new Date(2025, DECEMBER, 1); // 2025-12-01
* ```
*/
export const DECEMBER = 11;
/**
* The day of week index for Sunday.
*
* @example
* ```ts
* import { JANUARY, SUNDAY } from "@std/datetime/constants";
*
* new Date(2025, JANUARY, 5).getDay() === SUNDAY; // true
* ```
*/
export const SUNDAY = 0;
/**
* The day of week index for Monday.
*
* @example
* ```ts
* import { JANUARY, MONDAY } from "@std/datetime/constants";
*
* new Date(2025, JANUARY, 6).getDay() === MONDAY; // true
* ```
*/
export const MONDAY = 1;
/**
* The day of week index for Tuesday.
*
* @example
* ```ts
* import { JANUARY, TUESDAY } from "@std/datetime/constants";
*
* new Date(2025, JANUARY, 7).getDay() === TUESDAY; // true
* ```
*/
export const TUESDAY = 2;
/**
* The day of week index for Wednesday.
*
* @example
* ```ts
* import { JANUARY, WEDNESDAY } from "@std/datetime/constants";
*
* new Date(2025, JANUARY, 1).getDay() === WEDNESDAY; // true
* ```
*/
export const WEDNESDAY = 3;
/**
* The day of week index for Thursday.
*
* @example
* ```ts
* import { JANUARY, THURSDAY } from "@std/datetime/constants";
*
* new Date(2025, JANUARY, 2).getDay() === THURSDAY; // true
* ```
*/
export const THURSDAY = 4;
/**
* The day of week index for Friday.
*
* @example
* ```ts
* import { JANUARY, FRIDAY } from "@std/datetime/constants";
*
* new Date(2025, JANUARY, 3).getDay() === FRIDAY; // true
* ```
*/
export const FRIDAY = 5;
/**
* The day of week index for Saturday.
*
* @example
* ```ts
* import { JANUARY, SATURDAY } from "@std/datetime/constants";
*
* new Date(2025, JANUARY, 4).getDay() === SATURDAY; // true
* ```
*/
export const SATURDAY = 6;
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