js calculate days between 2 dates code example

Example 1: javascript difference between two dates in days

const diffDays = (date, otherDate) => Math.ceil(Math.abs(date - otherDate) / (1000 * 60 * 60 * 24));

// Example
diffDays(new Date('2014-12-19'), new Date('2020-01-01'));   // 1839

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