What is the front end?

Computer front-end is the process of creating web pages and presenting the front-end interfaces of apps (such as WeChat and Alipay) to users. Through HTML, CSS, JS and various technologies, frameworks and solutions, the user interface interaction of Internet products is realized. Compared with traditional web page making, it needs to be familiar with not only basic skills, but also server requests and a server language, such as PHP.

C/S architecture and B/S architecture.

1.C/S architecture, Chinese name: client/server, the software we use is generally C/S architecture, such as 360, QQ. C stands for client and S stands for server. The communication between software client and server in this architecture adopts its own protocol, so it is relatively safe.

Note: This architecture cannot be used across platforms.

2.B/S architecture, Chinese name: browser/service. B/S architecture software accesses web pages through browsers to use the software, such as Zhihu and Sina Weibo. The software doesn't need to be installed, just use the browser to visit the specified web page.

Can be cross-platform, as long as there is a browser. Language basics HTML, CSS, Javascript( 1)HTML: abbreviation of English HyperTextMarkupLanguage.

It is the basis of web page display and a very simple visual logo language. (1. 1) Structure: The html interface mainly consists of two parts, the first part is the initial document type tag, and the second part is the HTML root tag.