code: function time (name) {
    const t = timers[name];
    if (t) {
      let elapsed = Date.now() - t;
      if (elapsed < 1000) return `${elapsed}ms`;
      if (elapsed < 60 * 1000) return `${elapsed / 1000}s`;
  
      elapsed /= 1000;
      const h = Math.floor(elapsed / 3600);
      const m = Math.floor((elapsed % 3600) / 60);
      const s = Math.floor((elapsed % 3600) % 60);
  
      delete timers[name];
  
      return `${h}h ${m}m ${s}s`;
    } else {
      timers[name] = Date.now();
    }
  }
docs: Like console.time but better. Instead of printing the value returns it.
  Displays 1h 10m 10s notation for times above 60 seconds.
  Uses a global timers variable to keep track of timers.
  On the first call sets the time, on the second returns the value
  
  @param {string} name Timer name