Development Notes

Programming Language Support

Runtime Support

Regular Cloud Function

Language	Version	Recommended Scenarios	Features
Node.js	20.19, 18.15, 16.13	Web APIs, data processing	Rich ecosystem, high development efficiency
Python	3.10, 3.9, 3.7	Data analysis, AI/ML	Rich scientific computing libraries
PHP	8.0, 7.4	Web development, CMS	Traditional strengths in Web development
Go	Latest version	High-performance services, system tools	Excellent performance, strong concurrency capabilities
Java	11 (Kona JDK)	Enterprise applications, big data	Mature ecosystem, stable performance

HTTP cloud function

Language	Version	Recommended Framework	Applicable Scenarios
Node.js	20.19, 18.15, 16.13	Express, NestJS, Next.js	Full-stack applications, API services
Python	3.10, 3.9, 3.7	Django, Flask, FastAPI	Web applications, data APIs
PHP	8.0, 7.4	Laravel, Symfony	Traditional Web applications
Go	Latest version	Gin, Echo, Fiber	High-performance API services
Java	11 (Kona JDK)	Spring Boot, Quarkus	Enterprise-level Web services

Release Notes

Node.js Version Features

• Node.js 20.19 (Recommended)

  • Latest LTS version, best performance and security
  • Supports the latest JavaScript features
  • Better memory management and startup performance

• Node.js 18.15

  • Stable LTS version
  • Extensive ecosystem support
  • Suitable for production environments

• Node.js 16.13

  • Older LTS version
  • Use when compatibility considerations are required

Python Version Features

• Python 3.10 (Recommended)

  • Supports structured pattern matching
  • Better error messages
  • Performance optimization

• Python 3.9

  • Dictionary merge operator
  • Type hint improvements
  • Stable and reliable

• Python 3.7

  • Complete basic features
  • Use when compatibility considerations are required

Development Environment Preparation

Local Development Environment

Node.js Development Environment

# Install Node.js (recommend using nvm to manage versions)
curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.0/install.sh | bash
nvm install 20.19.0
nvm use 20.19.0

# Verify installation
node --version
npm --version

Python Development Environment

# Install Python (recommend using pyenv to manage versions)
curl https://pyenv.run | bash
pyenv install 3.10.0
pyenv global 3.10.0

# Create a Virtual Environment
python -m venv cloudbase-env
source cloudbase-env/bin/activate  # Linux/macOS
# cloudbase-env\Scripts\activate  # Windows

# Verify installation
python --version
pip --version

Related Resources

Development Tools

• CloudBase CLI - command-line tool
• CloudBase SDK - server-side SDK

Through this guide, you should have learned the core concepts and best practices of CloudBase cloud function development. It is recommended to start with simple examples to gradually master the development and deployment process of cloud functions.