(PHP 5 >= 5.5.5, PHP 7, PHP 8, PECL ZendOpcache > 7.0.2)
opcache_compile_file — Compiles and caches a PHP script without executing it
This function compiles a PHP script and adds it to the opcode cache without executing it. This can be used to prime the cache after a Web server restart by pre-caching files that will be included in later requests.
filename
The path to the PHP script to be compiled.