The fileowner() function returns the user ID (owner) of the specified file.
This function returns the user ID on success or FALSE on failure.
|filename||Required. Specifies the file to check|
Note: The results of this function are cached. Use clearstatcache() to clear the cache.
Note: This function doesn't produce meaningful results on Windows systems.
Tip: Use posix_getpwuid() to convert the user ID to a user name.
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