What can you do with nodejs on the front end?

Node.js is a running environment that can run JavaScript on the server side, and can open source code and run JavaScript across platforms. Someone asked, what can I do with nodejs on the front end? If you want to know the answer, you must first understand what nodejs is. Let’s learn about it together.

What exactly is Node.js?

Node.js is a JavaScript compilation environment. After the current-end language JavaScript is written, it can be handed over to Node.js for compilation and interpretation. Its existence has made a qualitative leap for JavaScript.

The following is a simple Node.js command

#node hello.js

Currently, Node.js has a place in most fields, especially I/O-intensive ones.

Such as web development, microservices, front-end construction, etc. Many large websites use Node.js as the backend development language. The most commonly used Node.js is for front-end rendering and architecture optimization, such as Taobao's Double Eleven, Qunar.com's PC-side core business, etc. . In addition, many well-known front-end libraries are also developed using Node.js. For example, Webpack is a powerful packager, and React/Vue is a mature front-end component framework.

Node.js is usually used to develop low-latency network applications, that is, those applications that require real-time collection and exchange of data in the server-side environment and front-end (API, instant chat, micro-services Serve). Alibaba, Tencent, Qunar, Baidu, PayPal, Dow Jones, Walmart and LinkedIn all use the Node.js framework to build applications.

In addition, npm, the package manager written in Node.js, has become the best ecosystem in the field of open source package management. As of October 2017, there were more than 470,000 modules and more than 3.2 billion downloads per week. , more than 7 million developers use npm every month.

Node.js is an indispensable tool for front-end workers. In particular, JavaScript has been greatly improved, and the application of Node.js has been developing very vigorously at this stage. It is essential to learn and use Node.js proficiently!

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