PHP Manual
PrevNext

XCIII. General Information

This section holds the most general questions about PHP: what it is and what it does.

Table of Contents
What is PHP? — What is PHP?
What is the relation between the versions? — What is the relation between the versions?
Can I run several versions of PHP at the same time? — Can I run several versions of PHP at the same time?
What are the differences between PHP 3 and PHP 4? — What are the differences between PHP 3 and PHP 4?
PrevHomeNext
FAQ: Frequently Asked QuestionsUpWhat is PHP?