What can JavaScript language do?

Javascript language can be used for: 1. Web application development, which can update the styles of elements in web pages in real time, realize interaction between people and web pages, etc.; 2. Mobile application development, which can be used to develop mobile phones or tablets. applications; 3. Web game development; 4. Back-end Web application development, server-side programming based on Node.

The operating environment of this tutorial: windows7 system, javascript version 1.8.5, Dell G3 computer.

JavaScript is an advanced, interpreted, literal scripting language. It is a prototype-based, function-first language. It is a multi-paradigm language. It supports object-oriented programming and imperative programming. and functional programming.

JavaScript is a network scripting language that has been widely used in Web application development. It is often used to add various dynamic functions to web pages to provide users with smoother and more beautiful browsing effects.

It is used by most websites in the world and is also supported by the world's mainstream browsers (Chrome, IE, Firefox, Safari, Opera).

What JavaScript can do

JavaScript can be used in various fields of Web development, such as:

• Web application development: The web pages we browse in daily life are composed of HTML, CSS, and JavaScript. JavaScript can update the styles of elements in the web page in real time, and enable interaction between people and web pages (such as monitoring whether the user clicks the mouse or presses the button). (press a certain button, etc.), you can also add some cool animations to the web page;

• Mobile application development: In addition to web application development, JavaScript can also be used to develop Applications on mobile phones or tablets, and we can also use some excellent frameworks (such as React Native) to make development easier;

• Web game development: We play on the web Those small games that I have played before can all be implemented using JavaScript;

• Back-end Web application development: In the past, we used JavaScript to develop the front-end part of the Web application, but with the The emergence of Node.JS (a JavaScript runtime environment) allows JavaScript to also be used to develop the back-end part of web applications.

Compared with other programming languages, learning JS has the following advantages:

• JavaScript is the most popular Client-side scripting language is easy to learn. After learning, you can use some JavaScript-based frameworks (such as JQuery, Node.js) to develop front-end or back-end applications;

• JavaScript can be used in a web browser Run, so to learn JavaScript, you don’t need to configure any special running environment;

• JavaScript is widely used, such as mobile application development, desktop application development, Web game development, etc. JavaScript provides more employment opportunities for JavaScript programmers;

• JavaScript has a large number of high-quality frameworks and libraries, with the help of which you can greatly reduce your development time.

[Recommended learning: javascript advanced tutorial]

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