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Utility functions for working with dates

This package works with Cloudflare Workers, Node.js, Deno, Bun, Browsers
This package works with Cloudflare Workers
This package works with Node.js
This package works with Deno
This package works with Bun
This package works with Browsers
JSR Score
94%
Published
3 days ago (5.0.0)

Comprehensive date manipulation utilities for parsing, formatting, and date calculations. Includes functions for date conversion, boundary calculations, and date arithmetic. E.g. parseDate, isValidDate, convertStringDate, firstDateOfMonth

Examples

Example 1

import { convertStringDate, lastDateOfMonth, firstDateOfMonth } from "@edouardmisset/date";
import { assertEquals } from "@std/assert";

//  convertStringDate function
const isoResult = convertStringDate('31/12/2022 12:00');
assertEquals(isoResult.error, undefined);
assertEquals(isoResult.data, "2022-12-31T12:00");

//  month boundary functions
const date = new Date('2022-12-15');

const lastDay = lastDateOfMonth(date);
assertEquals(lastDay.getDate(), 31);
assertEquals(lastDay.getMonth(), 11); // December is month 11

const firstDay = firstDateOfMonth(date);
assertEquals(firstDay.getDate(), 1);
assertEquals(firstDay.getMonth(), 11);

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Add Package

deno add jsr:@edouardmisset/date

Import symbol

import * as date from "@edouardmisset/date";
or

Import directly with a jsr specifier

import * as date from "jsr:@edouardmisset/date";

Add Package

pnpm i jsr:@edouardmisset/date
or (using pnpm 10.8 or older)
pnpm dlx jsr add @edouardmisset/date

Import symbol

import * as date from "@edouardmisset/date";

Add Package

yarn add jsr:@edouardmisset/date
or (using Yarn 4.8 or older)
yarn dlx jsr add @edouardmisset/date

Import symbol

import * as date from "@edouardmisset/date";

Add Package

vlt install jsr:@edouardmisset/date

Import symbol

import * as date from "@edouardmisset/date";

Add Package

npx jsr add @edouardmisset/date

Import symbol

import * as date from "@edouardmisset/date";

Add Package

bunx jsr add @edouardmisset/date

Import symbol

import * as date from "@edouardmisset/date";