Web Reference: Important to Understand Node.js v22 does not provide a built-in native WebSocket server implementation. To create a WebSocket server that accepts incoming connections from web browsers or other clients, one still needs to use libraries like ws or socket.io. It is used for both client and server connections in Node.js's net module. A Socket represents a TCP or IPC connection to a remote endpoint, providing methods and events for managing the connection lifecycle and transferring data. Sep 12, 2025 · WebSockets provide a persistent, two-way communication channel between a client (like a web browser) and a server (like a Node.js server). This allows for real-time data exchange without the overhead of repeatedly establishing connections, which is how traditional HTTP requests work.
YouTube Excerpt: Learn the fundamentals of WebSockets in 100 seconds, then build a simple group chat app with
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