Tells whether a script is cached in OPCache file cache

# opcache_is_script_cached_in_file_cache

(PHP 8 >= 8.5.0)

opcache_is_script_cached_in_file_cache — Tells whether a script is cached in OPCache file cache

### Description

opcache_is_script_cached_in_file_cache(string `$filename`): bool

This 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. This function only checks file cache, not in-memory cache. In order to check in-memory cache, use opcache_is_script_cached().

### Parameters

`filename`
  The path to the PHP script to be checked.

### Return Values

Returns `true` if `filename` is cached in OPCache, `false` otherwise.

### See Also

- opcache_compile_file() - Compiles and caches a PHP script without executing it
- opcache_is_script_cached() - Tells whether a script is cached in OPCache

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