Check if class exists somewhere in parent - vanilla JS

Question

I\'m really struggling to see how to do this. I want to check if a class exsits somewhere in one of the parent elements of an element.

I don\'t want to use any libra

Answer 1

Try the closest() function - For each element in the set, get the first element that matches the selector by testing the element itself and traversing up through its ancestors in the DOM tree. Refer to the Official Docs here.