AngularJS is an open-source JavaScript framework developed by Google, designed to build dynamic, single-page web applications (SPAs) efficiently. It extends HTML with additional features, enabling developers to create more interactive and responsive user interfaces. With AngularJS, data binding between the view and model allows for real-time data updates, reducing the need for manual DOM manipulation and enhancing user experience.
Yes, a basic understanding of JavaScript is helpful, as AngularJS builds upon JavaScript fundamentals. Familiarity with HTML and CSS is also beneficial since AngularJS enhances these technologies to create dynamic web applications.
Yes, many legacy projects still use AngularJS, and it’s valuable for maintaining and upgrading such applications. However, for new projects, learning Angular (the newer version) might be more beneficial as it includes advanced features and improved performance.