moment get difference between two dates in days code example
Example 1: momentjs number of days between two dates
var given = moment("2018-03-10", "YYYY-MM-DD");
var current = moment().startOf('day');
moment.duration(given.diff(current)).asDays();
Example 2: moment check days of difference between days
var a = moment([2007, 0, 29]);
var b = moment([2007, 0, 28]);
a.diff(b, 'days')
Example 3: moment js date between two dates
target.isBetween(start, finish, 'days', '()')
target.isBetween(start, finish, 'days', '(]')
target.isBetween(start, finish, 'days', '[)')
target.isBetween(start, finish, 'days', '[]')