DateExt

An extension library which tackles simple tasks with dates in JavaScript.

Under the hood this library creates regular Date instance and assigns methods mentioned below.

Installation

npm i date-ext-micro --save

Import

import DateExt from "date-ext-micro";

const date = new DateExt(); // returns Date object
const date2 = DateExt(); // returns string

Methods

addHours()

const date = new DateExt;

date.addHours(1); // Added one hour from now

addDays()

const date = new DateExt;

date.addDays(1);

addWeeks()

const date = new DateExt;

date.addWeeks(1);

addMonths()

const date = new DateExt;

date.addMonths(1);

addYears()

const date = new DateExt;

date.addYears(1);

isValid()

Returns boolean whether Date instance contains a valid date or not.

new DateExt().isValid(); // true
new DateExt("").isValid() // false

format()

Returns string with formatted date according to given pattern. It's also available as a static method.

const date = new Date("2020");

new DateExt("2020/12/02 18:07:01").format("Y-m-d H:i:s"); // 2020-12-02 18:07:01
DateExt.format(date, "j. n. Y"); // 1. 1. 2020

Format tokens

• y (returns last two digits of the year)
• Y (returns year in four digits)
• n (returns month number without leading zero)
• m (returns month number with leading zero)
• j (returns day number without leading zero)
• d (returns day number with leading zero)
• H (returns number of hours with leading zero)
• i (returns number of minutes with leading zero)
• s (returns number of seconds with leading zero)
• v (returns number of milliseconds from two up to three digits)