> For the complete documentation index, see [llms.txt](https://johnkazer.gitbook.io/core-web-dev-concepts/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://johnkazer.gitbook.io/core-web-dev-concepts/app/javascript.md).

# JavaScript

The browser code is defined in ./src folder and Parcel bundles it all into the ./dist folder (making a single .js and .css file (the .map files are used for in-browser debugging))