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- IDE vs. Codepen? - The freeCodeCamp Forum
Codepen is for simple stuff, the editor is bad, it doesn’t have auto-complete or format on save I personally use visual studio code to do all my projects and just copy-paste into codepen to get a quick url to insert into my project challenges
- React 19 isnt rendering on Codepen - The freeCodeCamp Forum
check what version of react they are using and you are using each version of react works slighly differently
- CodePen Beta - CSS-Tricks
More big news this week: We've launched CodePen into a public beta! It's a site for building stuff from HTML, CSS and JavaScript Perhaps for yourself to
- CSS-Tricks - A Website About Making Websites
CSS-Tricks Contact Write for CSS-Tricks! Advertise with us Social RSS Feeds CodePen Mastodon Bluesky
- The Can-Do’s of CodePen Projects - CSS-Tricks
CodePen Projects offers two preprocessing languages that can do HTML includes: Pug and Nunjucks In Pug, you use include file pug (where `file pug` is the file path to any other Pug file) and it will grab that file and include it This makes it easy to piece together parts of files into complete HTML documents, making multi-page sites much easier
- TypeError: ReactDOM. render is not a functionIn codepen
You need to switch the load order of the scripts Load react first, then react-dom On the JS tab in the Codepen settings, you can grab the icon on the left of the script and drag its position up or down
- How do I share my Codepen - The freeCodeCamp Forum
Codepen projects are a new interface that allow for things like separating JavaScript into separate files and using complex build systems A pen is much simpler, providing just one spot for HTML, CSS, and JavaScript each
- How to run a . js file in codePen? - The freeCodeCamp Forum
My guess is that in CodePen, you created a new ‘project’ instead of a new ‘pen’ The suggestions above assumed you created a pen Try going to ‘create’ then ‘new pen’ Also, most of the JavaScript videos on freeCodeCamp YouTube have a link in the description to the code on CodePen
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