JSFiddle - React, Tailwind, and code Playground

JavaScript

list_dates('06/27/2013','07/31/2013');
list_dates('07/31/2013','06/27/2013');
list_dates('07/31/2013','07/31/2013');

function list_dates(a,b) {
    var list = [];
    var a_date = new Date(a);
    var b_date = new Date(b);
    
    if         (a_date > b_date) {
        
    } else if  (a_date < b_date) {
    } else {
        list.push(a_date);
    }
    
    console.log(list);
}