Function setInterval

lib/timers.js:159–164

* Schedules repeated execution of `callback` * every `repeat` milliseconds. * @param {Function} callback * @param {number} [repeat] * @param {...any} [args] * @returns {Timeout}

(callback, repeat, ...args)

 * @returns {Timeout}
 */
function setInterval(callback, repeat, ...args) {
  validateFunction(callback, 'callback');
  const timeout = new Timeout(callback, repeat, args.length ? args : undefined, true, true);
  insert(timeout, timeout._idleTimeout);
  return timeout;
}

/**
 * Cancels an interval.