ThinkPHP5.0 version is a subversive and reconstructed version. The official team spent ten months and devoted a lot of time and energy to adopt new architectural ideas, introduce more new PHP features, optimize the core, reduce dependencies, and achieve It has real lazy loading, supports composer, and has made a lot of optimizations for API development, including routing, logs, exceptions, models, databases, template engines and verification modules, which have been reconstructed and are not suitable for upgrading the original 3.2 project. Please carefully consider upgrading commercial projects, but it is definitely the first choice for new projects (whether it is WEB or API

Laravel is a simple and elegant PHP Web development framework (PHP Web Framework). It can free you from messy codes like noodles; it can help you build a perfect network APP, and every line of code can be concise and expressive. Laravel 5.4 brings many new features and improvements to existing functionality.

Yii is a high-performance PHP framework for developing Web2.0 applications. Yii 2.0 completely rewrites Yii above PHP 5.4.0 and is fully compatible with PHP 7.x. It is designed to be a state-of-the-art new generation PHP development framework. Yii2.0 is not compatible with 1.1.

Zend Framework 2 is an open source framework for developing web applications and services using PHP 5.3+. Zend Framework 2 uses 100% object-oriented code and takes advantage of most of the new PHP 5.3 features, namely namespaces, lazy static binding, lambda functions and closures. The composition structure of Zend Framework 2 is unique; each component is designed with a number of dependencies on other components. ZF2 follows SOLID object-oriented design principles. Such a loosely coupled structure allows developers to use any component they want. We call this "loose coupling"

CodeIgniter is a small but powerful PHP framework. As a simple and "elegant" toolkit, it can help developers build fully functional web applications. CodeIgniter 3.1.3 is the latest stable version of the framework. This version has many improvements over version 2.x, especially database, session and encryption. This version is currently under continuous improvement.