Moment.js Recur Plugin

The Recur plugin is used when one wants to work with recurring dates. This plugin makes it possible to construct length-based intervals (days, weeks, etc.) and calendar-based intervals with this plugin (daysOfMonth, monthsOfYear, etc.).

Write the below command in the terminal to install Recur Plugin:

npm install moment-recur

The following are some of the functions in this plugin:

• recur
• every
• day/days
• week/weeks
• month / months
• year/years
• dayOfWeek/daysOfWeek
• dayOfMonth/daysOfMonth
• weekOfMonth/weeksOfMonth
• weekOfYear/weeksOfYear
• monthOfYear/monthsOfYear

The below examples will help to understand some of the methods of the Recur Plugin.

Example 1:

Javascript

import moment from 'moment';
import recur from 'moment-recur';

let arr = [2021,11,31];
let date = moment(arr);
let interval = date.recur().every(2).days();
console.log(interval.next(2, 'L'));

Output:

Example 2:

Javascript

import moment from 'moment';
import recur from 'moment-recur';

let interval=moment().recur({
    start: { year:2022, month:1, day:1 },
    end: { year:2022, month:11, day:31 },
    rules: [
        { units: {  2 : true }, measure: "months" }
    ],
    exceptions: [{year: 2022,month:5,day:1}]
});

console.log(
    interval.startDate().format('dddd, Do MMM YYYY')
);
console.log(
    interval.endDate().format('dddd, Do MMM YYYY')
);
console.log(interval.all('L'));

Output:

Reference: https://momentjs.com/docs/#/plugins/recur/