First of all, what actually is Angular JS?AngularJS is a JavaScript-based open-source web application framework used to develop rich HTML Web applications in a modular fashion and using the MVVM framework (try and say that quickly).As it implements an MVVM framework, it helps you develop applications with less code and more flexibility.
For example, YouTube applications on the PS3 are built using AngularJS.To get in-Depth knowledge on Angularjs you can enroll for a live demo on Angularjs Online TrainingThere are many features available with AngularJS, below are just a few standouts:Data-binding – Angular JS provides the directives in order to bind your HTML (view) with your JavaScript functions (controller).Form Validation – AngularJS provides form validations which are a basic requirement for any application that accepts input.Dependency Injection – AngularJS has a built-in dependency injection subsystem that helps developers by making the application easier to develop, understand, and test.Templating – Angular JS provides a way to create your own HTML templates which can be multiple partial views or even a single pageRouting – Like MVC, AngularJS also provides the routing feature to switch between views.A History Lesson...AngularJS made its debut in 2009 and was developed as an attempt to replace the Google Web Toolkit.The previous code name of Angular JS was ‘Locality-Filtration’.
After its success, Angular JS was officially supported by Google and made into an open-source framework.The 1.0 version of Angular JS was released in 2012 and version 1.5.5 is the current stable release of Angular JS (also known by its code name ‘Ice-Manipulation’).There are many JavaScript-based frameworks available to create Rich Client-side applications using an MVC pattern.
In the rest of this post, we’ll look at the best ways of harnessing that power with AngularJS.Take your career to new heights of success with Angular Online TrainingHarness Your Powers (Like Spiderman)If you’ve decided to use it for your application, below are some of the best practices for Angular JS:Initialization Expressions – When you develop any web application, always load your JavaScript code at the bottom of your HTML so that the loading of the HTML is not hampered in order to load your JavaScript files.
This way you can reuse the modules on another page or view.Avoid DOM manipulations – Most of the DOM manipulations will be available as an out-of-the-box feature of AngularJS, so use those features wherever possible.
Now, if you manipulate DOM, Angular JS triggers the events automatically to make the application state consistent which increases the unnecessary overhead on the application.