Introduction to Yii 2. Yii 2 Development: Official Guide with Code Examples.

Introduction to Yii 2
The Ultimate Yii 2 Guide: Best Practices & Pro Tips

Yii 2 is a modern, high-performance PHP framework that combines ease of use with powerful features for professional web development. Built on the principles of "fast, secure, and professional," it's perfectly suited for applications of any scale—from blogs to complex enterprise systems. The framework follows "convention over configuration" philosophy, reducing time spent on boilerplate setup so you can focus on business logic implementation.

For those familiar with Yii 1.1, version 2 brings exciting new capabilities while retaining the core strengths. Yii 2 introduces modern features like composite widgets, enhanced REST API support, advanced testing tools, and a more flexible extension system. While migration from 1.1 requires careful planning, the upgrade delivers a framework aligned with contemporary web development standards.

Yii 2 continues to evolve while maintaining backward compatibility and stability, making it a reliable choice for long-term projects. The framework's active community contributes extensions and shares best practices, creating a full ecosystem where developers can find solutions for any challenge. This isn't just a tool—it's a complete development environment.

Mastering Yii 2 empowers you to build secure, high-performance applications that scale effortlessly. The documentation you're reading serves as your comprehensive guide—from initial setup to leveraging advanced framework capabilities for professional-grade development.

Content of the «Introduction» section:

• About Yii
• Installing Yii

Articles section «Introduction»: