using a timer in js code example
Example 1: javascipt delay
function sleep(ms) {
return new Promise(resolve => setTimeout(resolve, ms));
}
console.log("Hello");
sleep(2000).then(() => { console.log("World!"); });
Example 2: onclick timer javascript
document.getElementById("gameStart").addEventListener("click", function(){
var timeleft = 15;
var downloadTimer = setInterval(function function1(){
document.getElementById("countdown").innerHTML = timeleft +
" "+"seconds remaining";
timeleft -= 1;
if(timeleft <= 0){
clearInterval(downloadTimer);
document.getElementById("countdown").innerHTML = "Time is up!"
}
}, 1000);
console.log(countdown);
});