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Build a Chat Application

Create real-time chat with WebSockets

Overview

Building a chat application involves real-time communication, message storage, user presence, and chat UI. This guide provides snippets for Socket.io, message handling, and chat interfaces.

Step-by-Step Guide

  1. 1

    Set up WebSocket server

  2. 2

    Create chat room management

  3. 3

    Implement message sending and receiving

  4. 4

    Add user presence indicators

  5. 5

    Store message history

  6. 6

    Build chat UI components

  7. 7

    Add typing indicators

  8. 8

    Implement notifications

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Related Topics

WebSocket Snippets

Real-time bidirectional communication patterns

Frontend Snippets

Client-side UI development and user interactions

Backend Snippets

Server-side logic and API development

Frequently Asked Questions

Socket.io or native WebSocket?

Socket.io provides fallbacks and room management. Native WebSocket is lighter but requires more implementation.

How do I handle offline messages?

Store messages in database and deliver when user reconnects. Show message status (sent, delivered, read).

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