What does the front end do?

Front-end development is the process of creating front-end interfaces such as web pages or apps to present to users. It uses HTML, CSS, JavaScript, and various derived technologies, frameworks, and solutions to realize user interface interaction of Internet products. .

Front-end development is the process of creating front-end interfaces such as Web pages or apps to present to users through HTML, CSS, JavaScript and various derived technologies and frameworks. , solutions to realize user interface interaction of Internet products. It evolved from web page production, and its name has obvious characteristics of the times.

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In the evolution of the Internet, web page production is a product of the Web1.0 era. The main content of early websites was Static, mainly pictures and text, users' behavior of using the website is also mainly browsing. With the development of Internet technology and the application of HTML5 and CSS3, modern web pages are more beautiful, have significant interactive effects, and are more powerful.

The mobile Internet has brought a large number of high-performance mobile terminal devices and fast wireless networks, the widespread application of HTML5 and node.jS, and various framework libraries are emerging in endlessly.

Core Technology

HTML Language

Mastering HTML is the core of web pages. It is a standard language for making World Wide Web pages. It is a language used by World Wide Web browsers. Eliminates barriers to information exchange between different computers. Therefore, it is the most widely used language on the Internet and the main language that forms web documents. Learning HTML well is a basic condition for becoming a Web developer.

HTML is a markup language that can implement Web pages and display them in a browser. As the latest version of HTML, HTML5 introduces a number of new technologies, greatly enhancing its support for applications, making Web technology no longer limited to rendering web content.

With the development of CSS, JavaScript, Flash and other technologies, the Web's processing capabilities for applications have gradually increased, and users' experience of browsing the web has been greatly improved. However, several new technologies in HTML5 have achieved qualitative breakthroughs, making Web technology considered to be close to local native application technology for the first time, and developing Web applications has truly become a choice for developers.

HTML5 can greatly simplify the work of developers. In theory, a single development can be run on different platforms with the help of browsers, reducing the cost of development. This is also generally considered by the industry to be one of the main advantages of HTML5 technology. AppMobi, Motorola, Sencha, Appcelerator and other companies have launched relatively mature development tools to support the development of HTML5 applications.

CSS

Learning CSS well is an important point in the appearance of a web page. CSS can help make the appearance of a web page more beautiful.

JavaScript

Learning the basic syntax of JavaScript and how to program with JavaScript will improve a developer's personal skills.

Operating system

Understanding the basic knowledge of Unix and Linux is beneficial to developers.

Web Server

Understand the Web server, including basic configuration of Apache, mastering htaccess configuration skills, etc.

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