Quercus is Caucho Technology's fast, open-source, 100% Java implementation of the PHP language (requires JDK 1.5). PHP Tutorials Quercus: Hello, World installation The Hello, World tutorial covers the basic steps to start Resin and run a trivial php script in Quercus. Quercus: Java and PHP integration Adding PHP functions with a Java module. Quercus JSON JSON (JavaScript Object Notation) is a popu