本书为大家全面介绍了PHP 5中的新功能、面向对象编程方法及设计模式，还分析阐述了PHP 5中新的数据库连接处理、错误处理和XML处理等机制。希望能够帮助读者系统了解、熟练掌握PHP，最大程度地挖掘PHP的潜力，以更低的成本搭建更加稳健、高效的PHP应用。

本书适合PHP程序员及具备其他高级语言编程经验的Web开发人员阅读。 -This book is a comprehensive introduction to all the new features in PHP 5, object-oriented programming and design patterns, but also analyzed and discussed the PHP 5 in the new database connection handling, error handling, and XML processing mechanism. Hope to help readers understand the system, proficiency in PHP, PHP mining to maximize the potential of lower cost structures more robust and efficient PHP applications. Book is suitable for PHP programmers and other high-level language programming experience with the Web developers to read.