execute function every 5 seconds javascript code example

Example 1: javascript run every 5 seconds

const interval = setInterval(function() {
   // method to be executed;
 }, 5000);

clearInterval(interval); // thanks @Luca D'Amico

Example 2: loop every 5 seconds

for(var i = 0; i < 3; i++) {
    (function(index) {
        setTimeout(function() { alert(index); }, index*5000);
    })(i);
}