6、Building an Express Web Application

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于 2025-11-02 15:06:35 发布

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Building an Express Web Application

1. Introduction to Express

Express is a popular web framework in the JavaScript ecosystem, developed by TJ Holowaychuk. It’s built on top of the Connect module and uses its middleware architecture. Express keeps common web application features minimal to maintain the Node.js style, while also extending Connect to support various use - cases like modular HTML template engines, different data format outputs, and a routing system.

2. Installing Express

There are two ways to install Express:
- Direct installation : You can use npm to directly install Express with the command $ npm install express . However, this approach is not scalable when dealing with multiple modules