Xcache is a fast, stable php opcode cacher that has been tested and is now running on production servers under high load. it overcomes a lot of problems that has been with other competing opcachers such as being able to be used with new php versions.

php5 is an html-embedded scripting language. much of its syntax is borrowed from c, java and perl with a couple of unique php-specific features thrown in. the goal of the language is to allow web developers to write dynamically generated pages quickly.