Included in the back of this book is a special link to Zend.com, where you can download a fully functional, 90-day trial version of the Zend Studio IDE. Be sure to use the license key printed on the inside back cover of this book when you install Zend Studio.
The Zend Development Environment (ZDE) is a convenient tool that integrates an editor, debugger, and project manager to help you develop, manage, and debug your code. It can connect to your own installed server or directly to the Zend Studio server component. It is a powerful tool that allows you to debug your code in its natural environment.