javascript calculate minutes seconds code example

Example 1: javascript hours minutes seconds

var myDate = new Date().toTimeString().replace(/.*(\d{2}:\d{2}:\d{2}).*/, "$1");
    console.log(myDate)
//using regex

Example 2: how to count seconds in javascript

var seconds = 0;
var el = document.getElementById('seconds-counter');

function incrementSeconds() {
    seconds += 1;
    el.innerText = "You have been here for " + seconds + " seconds.";
}

var cancel = setInterval(incrementSeconds, 1000);