moment.js isbefore or equal code example

Example 1: moment js check if date is greater than

let A = moment('2020-01-02');
let B = moment('2020-01-01');
let C = moment('2020-01-03');
console.log(A.diff(B, 'days'));// => 1
console.log(A.diff(C, 'days'));// => -1

Example 2: momoent isafter or equal$

moment().isSameOrAfter(Moment|String|Number|Date|Array);
moment().isSameOrAfter(Moment|String|Number|Date|Array, String);

Example 3: moment isbetween

var startDate = new Date(2013, 1, 12)
  , endDate   = new Date(2013, 1, 15)
  , date  = new Date(2013, 2, 15)
  , range = moment().range(startDate, endDate);

range.contains(date); // false