calculate days between dates javascrip code example

Example 1: how to calculate the number of days between two dates in javascript

function javascript (date1, date2) {
   let oned = 24 * 60 * 60 * 1000;
   return Math.ceil((date2 - date1) / oned);
}

function javascript(date1, date2) {
	return new Date(date2 - date1).getDate() - 1
}

function javascript(date1, date2) {
  return Math.ceil((date2 - date1) / 8.64e7);
}

Example 2: angular calculate difference between two dates

// To set two dates to two variables 
    var date1 = new Date("06/30/2019"); 
	var date2 = new Date("07/30/2019"); 
  
    var Time = date2.getTime() - date1.getTime(); 
    var Days = Time / (1000 * 3600 * 24); //Diference in Days