What are SSE, Server-Sent Events? Example with Express.js

Recently I have been using Server-Sent Events (SSE) to develop a feature where the server can notify the client at specific points in time. This article will provide an easy explaintion of what SSE is, when to use it, and how to implement it on both the client and server sides. 1. Introduction Imagine you need real-time updates on your website, such as displaying live stats from the server. While WebSocket might come to mind for creating bidirectional connection, that could be overkill if you only need one-way communication from server to client....

September 22, 2024 · 636 words · HSIAO, YI-HUSAN