Bun Tutorial
Bun is a fast, modern JavaScript and TypeScript runtime that integrates a bundler, test runner, and package manager. Bun is designed to provide excellent performance and development experience as a modern alternative to Node.js.
Why Choose Bun?
- Extreme Performance: More than 4x faster startup than Node.js
- Built-in Toolchain: Integrated bundler, tester, and package manager
- Native TypeScript: Run TypeScript directly without configuration
- Node.js Compatible: Supports most Node.js APIs and npm packages
- Modern Web APIs: Built-in fetch, WebSocket, and other modern APIs
Tutorial Contents
🚀 Getting Started
- Bun Introduction - Learn about Bun's features and advantages
- Environment Installation - Install Bun on various platforms
- Quick Start - Create your first Bun project
- Running Scripts - Run JavaScript/TypeScript with Bun
📦 Core Features
- Package Manager - Lightning-fast dependency management
- Module System - ES Modules and CommonJS support
- TypeScript Support - Native TypeScript execution
- Environment Variables - Environment configuration management
🌐 Files and Network
- File Operations - High-performance file I/O
- HTTP Server - Create web servers
- WebSocket - Real-time communication
- Fetch API - Network requests
🔧 Build and Test
- Bundling - Built-in bundling tool
- Test Runner - Built-in testing framework
- Hot Reload - Automatic reload during development
⚡ Advanced Features
- SQLite Database - Built-in SQLite support
- FFI - Call native code
- Performance Optimization - Performance tuning tips
- Node.js Compatibility - Migration guide
- Learning Resources - Advanced learning materials
Target Audience
This tutorial is suitable for:
- JavaScript/TypeScript developers
- Node.js users wanting to experience a faster runtime
- Frontend developers learning backend development
- Beginners interested in modern web technologies
Getting Started
If you are a beginner, it is recommended to start with Bun Introduction and learn the chapters in order.
If you already have Node.js experience, you can directly check Node.js Compatibility to learn about migration methods.