The @utilify/date
package offers essential utilities for working with dates and times in JavaScript and TypeScript. These functions are designed to be intuitive, efficient, and type-safe.
To install the Date package, use one of the following commands:
npm install @utilify/date
yarn add @utilify/date
pnpm add @utilify/date
Import the functions into your project:
import { formatDate, isLeapYear } from '@utilify/date';
const formatted = formatDate(new Date(), 'YYYY-MM-DD');
const leapYear = isLeapYear(2024);
console.log(formatted, leapYear);
const { formatDate, isLeapYear } = require('@utilify/date');
const formatted = formatDate(new Date(), 'YYYY-MM-DD');
const leapYear = isLeapYear(2024);
console.log(formatted, leapYear);
function adjustDate(date: Date, amount: number, unit: TimeUnit): Date
Adjusts a date by adding or subtracting a time interval.
function adjustTimezone(date: Date, timezoneOffset: number): Date
Converts a date to a different timezone.
function convertTimeUnit(time: number, from: TimeUnit, to: TimeUnit): number
Converts time units, such as milliseconds to minutes.
function convertDateTo(date: Date, format: DateFormat): string | undefined
Converts a date to another format or representation.
function formatDate(date: Date, format: DateFormat = "DMY", separator: string = "/"): string | undefined
Formats a date into a user-friendly string.
function formatDuration(ms: number, format: string = "hh:mm:ss", autoHour: boolean = true): string
Formats a duration of time into a readable string.
function formatTime(date: Date, format: string = "hh:mm:ss"): string | undefined
Formats the time component of a date.
function isLeapYear(year: number): boolean
Checks if a year is a leap year.
function isValidDate(date: Date): boolean
Validates whether an object or string represents a valid date.
function isValidDateString(date: string): boolean
Validates whether a string follows a recognized date format.
function isWeekday(date: Date): boolean | undefined
Checks if a date is a weekday (Monday to Friday).
function isWeekend(date: Date): boolean | undefined
Checks if a date is a weekend (Saturday or Sunday).
function parseDate(date: string): Date | undefined
Converts a string or number to a Date
object.