Zandstra M. PHP Obejcts, Patterns, and Practice + Code

Apress, 2013. — 511 p. — 4th ed. — ISBN: 1430260319, 9781430260318PHP Objects Patterns and Practice, Fourth Edition is revised and updated throughout.
The book begins by covering PHP's object-oriented features. It introduces key topics including class declaration, inheritance, reflection and much more. These provide the fundamentals of the PHP's support for objects. It also introduces some principles of design.
This edition introduces new object relevant features such as traits, reflection extension additions, callable type hinting, improvements to exception handling, and many smaller language enhancements.