Javascript - get array of dates between 2 dates

var range = getDates(new Date(), new Date().addDays(7));

I'd like "range" to be an array of date objects, one for each day between the two dates.

The trick is that it should handle month and year boundaries as well.


Solution 1:

Date.prototype.addDays = function(days) {
    var date = new Date(this.valueOf());
    date.setDate(date.getDate() + days);
    return date;
}

function getDates(startDate, stopDate) {
    var dateArray = new Array();
    var currentDate = startDate;
    while (currentDate <= stopDate) {
        dateArray.push(new Date (currentDate));
        currentDate = currentDate.addDays(1);
    }
    return dateArray;
}

Here is a functional demo http://jsfiddle.net/jfhartsock/cM3ZU/

Solution 2:

I looked all the ones above. Ended up writing myself. You do not need momentjs for this. A native for loop is enough and makes most sense because a for loop exists to count values in a range.

One Liner:

var getDaysArray = function(s,e) {for(var a=[],d=new Date(s);d<=e;d.setDate(d.getDate()+1)){ a.push(new Date(d));}return a;};

Long Version

var getDaysArray = function(start, end) {
    for(var arr=[],dt=new Date(start); dt<=end; dt.setDate(dt.getDate()+1)){
        arr.push(new Date(dt));
    }
    return arr;
};

List dates in between:

var daylist = getDaysArray(new Date("2018-05-01"),new Date("2018-07-01"));
daylist.map((v)=>v.toISOString().slice(0,10)).join("")
/*
Output: 
    "2018-05-01
    2018-05-02
    2018-05-03
    ...
    2018-06-30
    2018-07-01"
*/

Days from a past date until now:

var daylist = getDaysArray(new Date("2018-05-01"),new Date());
daylist.map((v)=>v.toISOString().slice(0,10)).join("")

Solution 3:

Try this, remember to include moment js,

function getDates(startDate, stopDate) {
    var dateArray = [];
    var currentDate = moment(startDate);
    var stopDate = moment(stopDate);
    while (currentDate <= stopDate) {
        dateArray.push( moment(currentDate).format('YYYY-MM-DD') )
        currentDate = moment(currentDate).add(1, 'days');
    }
    return dateArray;
}

Solution 4:

I use moment.js and Twix.js they provide a very great support for date and time manpulation

var itr = moment.twix(new Date('2012-01-15'),new Date('2012-01-20')).iterate("days");
var range=[];
while(itr.hasNext()){
    range.push(itr.next().toDate())
}
console.log(range);

I have this running on http://jsfiddle.net/Lkzg1bxb/