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This article mainly talks about the advantages of angularjs. It also involves an introduction to angularjs and details on its use. Let us take a look at this article together
Introduction to angularjs:
AngularJS was originally developed by Misko Hevery and Adam Abrons in 2009 and later became a Google project. AngularJS makes up for the shortcomings of HTML in building applications. It expands the HTML vocabulary in web applications by using identifier (directives) structures, allowing developers to use HTML to declare dynamic content, thus making web development and testing work easier. much easier.
AngularJs is designed to overcome the shortcomings of HTML in building applications. AngularJs2.0 is born for mobile APPs!
AngularJS functions: AngularJS is specially designed for applications Programming HTML.
AngularJS makes it easier to develop modern single page applications (SPAs: Single Page Applications).
AngularJS binds application data to HTML elements.
AngularJS can clone and repeat HTML elements.
AngularJS can hide and show HTML elements.
AngularJS can add code "behind" HTML elements.
AngularJS supports input validation
Angularjs is known as the next generation of web applications. The main features are as follows:
MVC
Modularization and dependency injection
Two-way data binding
Instructions and UI controls
Introduction to the advantages of AngularJs
AngularJS is an excellent front-end JS framework that has been used in many Google products. This framework has many features, the most core of which are: MVVM, modularization, automated two-way data binding, semantic tags, dependency injection, etc. Here are some of the best features.
1. MVC architecture
AngularJS uses MVC architecture to develop web applications. To implement MVC, you just split your application and AngularJS manages the rest. The MVC architecture represents Model View Controller, where: the model is responsible for maintaining data -> the view is responsible for displaying data -> the controller connects the model and the view
2. Instructions
The directive allows you to change the specific operation of HTML tags. This is a very powerful feature that allows you to create custom labels. Using directive tags tells the compiler to add certain functionality to the DOM element and even modify it. AngularJS also provides a large number of preset instructions, which you can choose according to your actual needs.
3. POJO
Every object used in AngularJS is a POJO (traditional JavaScript object), which means you don’t Additional getter and setter functions are required. POJO can provide you with all standard JavaScript functions for object manipulation. It helps you remove and add properties from objects and skip certain objects if needed.
4. Ease of use
AngularJS has a rich feature set that makes the development process easier by reducing the need to write code. Easy, it eliminates all the difficulties we face when implementing MVC architecture. To implement the data model, you don't need to write getter and setter functions. Additionally, directives are not part of the application code, so they can be managed by other parallel development teams. All this reduces the programming requirements for developers to the greatest extent. (If you want to learn more, go to the PHP Chinese website AngularJS Development Manual to learn)
5. Testing through dependency injection
No application is complete without rigorous testing. In fact, testing is an important way to ensure that there are no bugs in the delivered project. AngularJS already incorporates testing into the build process. Using AngularJS to create applications is fully connected with dependency injection. You can easily inject sample data into the controller to check whether its output results and operation methods are as expected.
6. Client-Side Solution
AngularJS works on the client side but is also compatible with desktop and mobile browsers. AngularJS can be used to create any project without requiring any modifications to the backend, so we can use it to develop the frontend of any application. In addition, since AngulaJS itself is client-side and can run on any browser that supports JavaScript, application deployment becomes easier.
7. Flexible filters
The filter will redefine the value before displaying, such as changing the decimal point of the value, changing Convert strings to uppercase etc. These filters are very similar to directives and can function as independent functions, dedicated only to data transformation tasks. You can also create custom filters based on your needs.
This article ends here (if you want to see more, go to the PHP Chinese website AngularJS User Manual to learn), if you have any questions, you can leave a message below Ask questions.
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