Видео ютуба по тегу Simple Classlist.add( Someclass ) Always Giving An Error

Resolving the Uncaught TypeError when Using classList.add in JavaScript
Resolving the Uncaught TypeError when Using classList.add in JavaScript
02 03 Classlist add and remove
02 03 Classlist add and remove
Learn the JavaScript classList property easy! 💡
Learn the JavaScript classList property easy! 💡