compare javascript dates code example

Example 1: javascript check if two date are ugual

const isSameDate = (dateA, dateB) => {
  return dateA.toISOString() === dateB.toISOString();
};
const r = isSameDate(new Date(2010, 10, 20), new Date(2010, 10, 20));
console.log(r); //> true

Example 2: compare dates in js

var date1 = new Date('December 25, 2017 01:30:00');
var date2 = new Date('June 18, 2016 02:30:00');

//best to use .getTime() to compare dates
if(date1.getTime() === date2.getTime()){
    //same date
}

if(date1.getTime() > date2.getTime()){
    //date 1 is newer
}

Example 3: compare dates in javascript

var date1 = new Date('December 25, 2017 01:30:00');
var date2 = new Date('June 18, 2016 02:30:00');

//best to use .getTime() to compare dates
if(date1.getTime() === date2.getTime()){
    //same date
}

if(date1.getTime() > date2.getTime()){
    //date 1 is newer
}

Example 4: compare date javascript

// solution is convert date to time by getTime()
start 		= startDate.getTime();
end 		= endDate.getTime();
current 	= date.getTime();

if (start <= current && current <= end) {
  // do something here
}

Example 5: compare date and time in js

var isLarger = new Date("2-11-2012 13:40:00") > new Date("01-11-2012 10:40:00");