javascript repeat every x seconds code example

Example 1: js do every x seconds

window.setInterval(function() {
  // do stuff
}, 1000); // 1000 milliseconds (1 second)

Example 2: js loop every x seconds

(function loop() {
  setTimeout(function () {
    // execute script
    loop()
  }, 9000); //9000 = 9000ms = 9s
}());