What is the difference between HTML and JavaScript?

HTML ( Hy per text Mark up Language ) is a markup language used to structure and format content on the web , while JavaScript is a programming language that is commonly used to add interactive elements to websites . HTML provides the structure and content of a web page , while JavaScript is used to add inter activity and dynamic functionality to a web page . HTML is used to define the elements of a web page , such as head ings , paragraph s , images , and links , while JavaScript is used to add functionality to those elements , such as form validation , anim ations , and dynamic content updates . </s>