If you're on Chrome, it might help to press and hold the reload button, then click on "Empty cache and hard reload".
@FManga started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
If you're on Chrome, it might help to press and hold the reload button, then click on "Empty cache and hard reload".