Definition and Overview
JavaScript is a programming language used mainly for web development to create and control dynamic web contents. Its is called as a client side scripting language which means the source code lines are processed by the client’s web browser rather than the web server.
Web Development Includes three major languages i.e HTML, CSS and JavaScript.
HTML– Defines the structure/content of the web page. The header, body, footer, etc.
CSS– It controls the layout/look of the web page like the fonts,colors and background color etc.
JavaScript– It defines the behavior of the web page. It handles the events/actions initiated by the user like link navigation, button click, etc.