What is front-end and back-end?

Front-end and back-end: The front-end refers to the front-end part of the website, which is responsible for the web design presented to users for browsing; the back-end refers to the processing of data that interacts with the database and the processing of related business logic

I often hear people talk about front-end and back-end. Everyone is familiar with these two concepts. Next, I will introduce to you in detail what the front end and back end are in the article, which has a certain reference effect and I hope it will be helpful to everyone.

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Front-end

The so-called front-end refers to the front-end part of the website, which is the web page that runs on PC and mobile browsers for users to browse. It uses HTML, CSS, JavaScript and other front-end technologies to implement various web design. Its The goal is to bring an extremely high user experience to users

Knowledge that front-end developers need to master

(1) Need to be proficient in HTML and be able to write with clear structure and grammar Appropriate HTML structure that is conducive to later maintenance

(2) Proficient in CSS language, can beautify the page through CSS and also compatible with different browsers

(3) Familiar with JavaScript language and Will use several js frameworks

(4) Be able to understand and deal with browser compatibility issues

Backend

Back-end development refers more to interacting with the database and being able to process related business logic. Back-end development needs to consider how to realize the functions of the website and how to access data, how to make the website platform more stable and improve the efficiency of the website system. Performance, etc.

Knowledge required for back-end development:

(1) The back-end must have knowledge about databases and be able to use SQL statements and simple database design

(2) You also need to know some back-end languages, such as jap, php, etc. or tools and framework structures for back-end development, etc.

(3) Understand the project configuration management tools and Related application servers

(4) For object-oriented analysis and design technology and design patterns and other technologies

Back-end development focuses on business logic, and the front-end needs What data back-end personnel will write an interface for front-end personnel to call

Summary: The above is the entire content of this article. I hope that through this article, everyone can have a certain understanding of the front-end and back-end

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