get minutes and seconds between two dates in javascript

index.tsx
// create two date objects
let startDate = new Date('2021-09-01T04:30:00');
let endDate = new Date('2021-09-01T05:45:30');

// get the difference between the two dates in milliseconds
let diff = endDate.getTime() - startDate.getTime();

// convert the difference to minutes and seconds
let minutes = Math.floor(diff / 1000 / 60);
let seconds = Math.floor((diff / 1000) % 60);

console.log(`There are ${minutes} minutes and ${seconds} seconds between ${startDate} and ${endDate}`);
481 chars
13 lines

index.tsx
There are 75 minutes and 30 seconds between Wed Sep 01 2021 04:30:00 GMT-0400 (Eastern Daylight Time) and Wed Sep 01 2021 05:45:30 GMT-0400 (Eastern Daylight Time)
164 chars
2 lines