You are reading a single comment by @Gordon and its replies.
Click here to read the full conversation.
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.
@Gordon
Interesting - thanks! I'll make an issue for this.
There was a post a few weeks ago where someone asked whether
+=was optimised to append. This looks like a side-effect of that optimisation.