Javascript
JavaScript (js) is a lightweight object-oriented programming language that is used by several websites for scripting webpages. It is an interpreted, full-fledged programming language that enables dynamic interactivity on websites when applied to an HTML document.
Pay special attention to the features listed below.
DOM manipulation
In website development, DOM stands for Document Object Model. It is a programming interface that allows us to create, change, or remove elements from a website document.
DOM manipulation is when you use JavaScript to add, remove, and modify elements of a website. It is very common in web development.
Array Methods
Resources
Find more to learn on javascript : https://www.w3schools.com/whatis/whatis_js.asp