https://peertube.lagbag.com/videos/watch/04e416fe-773b-49bd-8a90-d852c232a636 I have made tons of videos on small, useful React custom hooks, but I have never covered any useful JavaScript utilities. That changes today. In this video I cover 16 amazing utility functions in JavaScript that span across 3 major categories. These functions will make working with the DOM, arrays, formatting, and more even easier. 📚 Materials/References: GitHub Code: https://github.com/WebDevSimplified/js-util-functions Intl.RelativeDateFormat Article: https://blog.webdevsimplified.com/2020-07/relative-time-format Event Listener Tutorial: https://youtu.be/XF1_MlZ5l6M Event Listener Article: https://blog.webdevsimplified.com/2022-01/event-listeners Memoize Tutorial: https://youtu.be/WbwP4w6TpCk 🌎 Find Me Here: My Blog: https://blog.webdevsimplified.com My Courses: https://courses.webdevsimplified.com Patreon: https://www.patreon.com/WebDevSimplified Twitter: https://twitter.com/DevSimplified Discord: https://discord.gg/7StTjnR GitHub: https://github.com/WebDevSimplified CodePen: https://codepen.io/WebDevSimplified ⏱️ Timestamps: 00:00 - Introduction 00:38 - DOM Utilities 06:15 - Other Utilities 08:53 - Array Utilities 11:30 - Formatters #UtilityFunctions #WDS #JavaScript Sat, 11 Apr 2026 23:25:39 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://peertube.lagbag.com https://peertube.lagbag.com/client/assets/images/icons/icon-512x512.png https://peertube.lagbag.com/videos/watch/04e416fe-773b-49bd-8a90-d852c232a636 All rights reserved, unless otherwise specified in the terms specified at https://peertube.lagbag.com/about and potential licenses granted by each content's rightholder.