Php objects patterns and practice fourth edition is revised and updated throughout the book begins by covering phps object oriented features it introduces key topics including class declaration inheritance reflection and much more these provide the fundamentals of the phps support for objects it also introduces some principles of design. Php objects patterns and practice begins by covering phps object oriented features it introduces key topics including class declaration inheritance reflection and much more the next section is devoted to design patterns it explains the principles that make patterns powerful. Php objects patterns and practice describes and demonstrates phps built in object oriented features breaks down the principles of object oriented design explaining key design patterns using practical examples discusses the tools and practices necessary for developing testing and deploying . Php objects patterns and practice second edition shows you how to meld the power of php with backed by a tireless development community php has been a model of language evolution over its 10 year history borne from a contract developers pet project these days youll find php powering many of the worlds largest web sites including yahoo