Basic usage
Introduction
Affecting PHP's Behaviour
PHP Manual
OPcache
Introduction
Installing/Configuring
Requirements
Installation
Runtime Configuration
Resource Types
OPcache Functions
opcache_compile_file
— Compiles and caches a PHP script without executing it
opcache_get_configuration
— Get configuration information about the cache
opcache_get_status
— Get status information about the cache
opcache_invalidate
— Invalidates a cached script
opcache_reset
— Resets the contents of the opcode cache
Basic usage
Introduction
Affecting PHP's Behaviour
PHP Manual