However, JavaScript compilers can optimize your JavaScript code and gener. Chron Logo Hearst Newspapers Logo. ... but Web browsers can read JavaScript with no compilation required.

Learn how to use JavaScript’s fs library module to create, read, write, and stream common file types in the JavaScript runtimes Node, Deno, and Bun.

To enable JavaScript, go into the Settings app on your iPhone, click "Safari," then "Advanced," and swipe the JavaScript button to the right so it appears green. Here's a full breakdown with pictures.