(PHP 5 >= 5.5.11, PHP 7, PECL ZendOpcache >= 7.0.4)
opcache_is_script_cached — Tells whether a script is cached in OPCache
$file
) : boolThis function checks if a PHP script has been cached in OPCache. This can be used to more easily detect the "warming" of the cache for a particular script.
fileThe path to the PHP script to be checked.
Returns TRUE if file is cached in OPCache,
FALSE otherwise.