PHP 5 Objects, Patterns, and Practice has a lot of advanced stuff. http://www.amazon.com/PHP-5-Objects-Patterns-Practice/dp/159... (http://www.amazon.com/PHP-5-Objects-Patterns-Practice/dp/1590593804/ref=pd_bbs_sr_1/002-7637886-1359244?ie=UTF8&s=books&qid=1192217491&sr=8-1) Zend PHP Study Guide has the basics without much examples. http://www.amazon.com/architects-Zend-Certification-Study-Gu... (http://www.amazon.com/architects-Zend-Certification-Study-Guide/dp/0973862149/ref=pd_bbs_sr_1/002-7637886-1359244?ie=UTF8&s=books&qid=1192218522&sr=8-1)
PHP 5 Objects, Patterns, and Practice
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