node-express-chat

Node.js and Socket.io make full-duplex communication easy (full 2-way, like a cell phone conversation)

Links

• Demo
• Source

Requirements

• A browser (e.g., Chrome)
• A text editor (e.g., VS Code, or Notepad++, or Chrome)

Benefits

• Folder-based
• Easy to write
• Node.js non-blocking event loop supports many concurrent requests
• Socket.io makes full duplex communication easy

Prerequisites

• node-server
• node-express-app

Install Dependencies Listed in package.json

Open PowerShell here as admin and run: npm install. Verify node_modules was created. Review the contents.

Start your Server

Open PowerShell here as admin and start your app with nodemon: nodemon app.js

Open a Browser Client

1. Open a web browser.
2. Go to the URL: http://127.0.0.1:3003/ or http://localhost:3003/.

Use PowerShell and ipconfig to get your IP address

1. Open PowerShell as Admin, run ipconfig.
2. Find your IPv4 address.
3. Invite others to interact with your server-side app.

Terms

• full duplex
• Socket.io
• npm install
• node_modules
• package-lock.json

Reference

• Create Simple Chat App Using Node.js, Express, and Socket.io

Resources

• Bootstrap Material Design CDN
• HTML Validator
• JavaScript Standard Style Validator

See Also

• js-console
• js-gui
• js-gui-vue
• js-gui-storage
• node-server
• node-express-app
• node-express-chat
• node-express-mvc