Question: how to calculate difference between two dates using jquery?
Answer: <title>Jquery get difference between two dates in days example - ItSolutionStuff.com</title>
var days = daysdifference('10/11/2019', '10/20/2019');
console. ... 
function daysdifference(firstDate, secondDate){
var startDay = new Date(firstDate);
var endDay = new Date(secondDate);
var millisBetween = startDay.