after-before-date

JavaScript library to get after/before or add/substract date and time.

Node.js (Install)

Requirements:

• Node.js
• npm (Node.js package manager)

npm i after-before-date
Or
npm i after-before-date --save

Usage

Modular include:

const  tempVar = require("after-before-date");

Use in method

use afterDate to get date after a given date

use beforeDate to get date before a given date

let  next = tempVar.afterDate(payload, mydate);//for getting date after the given date (mydate here)
let  prev = tempVar.beforeDate(payload, mydate);//for getting date before the given date (mydate here)

Input params

• payload => an object with your input parrams
• mydate => any date object or date string with any format, Default is current datetime

Payload Params

{
	y: 'years value',
	m: 'months value',
	w: 'weeks value',
	d: 'days value',
	h: 'hours value',
	M: 'minutes value',
	s: 'seconds value',,
	ms: 'milliseconds value',
}

/**
Note : Please distinguish between m(lowercase for Month) and M(uppercase for Minute)
*/

SOME EXAMPLES

1. If you want to get a date after 30 years 6 months 7 days from today

let  payload = {
	y:  30,
	m:  6,
	d:  7,
}
let  afterYears = tempVar.dateAfter(payload);
console.log(afterYears);// 2050-02-22T14:56:50.000Z

2. If you want to get a date after 30 years 6 months 7 days from a definite date like 2019-07-07

let  payload = {
	y:  30,
	m:  6,
	d:  7,
}
let  afterYears = tempVar.dateAfter(payload, '2019-07-07');
console.log(afterYears);//2050-01-14T05:30:00.000Z

3. For getting date before 40 weeks from a definite date like 2019-07-07

let  payload = {
	w:  40,
}
let  beforeWeeks = tempVar.dateBefore(payload, '2019-07-07');
console.log(beforeWeeks);//2018-09-30T05:30:00.000Z

4. For getting date(or datetime) after 27 hours 45 minutes 30 seconds from a datetime like 2019-07-07 08:00:00

let  payload = {
	h:  27,
	M:  45,
	s:  30,
}
let  afterHours = tempVar.dateAfter(payload, '2019-07-07 08:00:00');
console.log(afterHours);//2019-07-08T11:45:30.000Z

5. Want to get next date or prev date

let  nextDate = tempVar.dateAfter();
console.log(nextDate);

let  prevDate = tempVar.dateBefore();
console.log(prevDate);