+12 What Is A Class In Html 2023. Web definition and usage the class attribute specifies one or more classnames for an element. This attribute can also be used by javascript via the html dom to make certain changes to html elements with a specified class name.

Multiple html elements can share the same class. Follow answered may 7, 2017 at 14:21. You cannot have more than one element with the same id in an html document.
