(PHP 4, PHP 5, PHP 7)
fileowner — Gets file owner
Gets the file owner.
Path to the file.
Returns the user ID of the owner of the file, or
FALSE on failure.
The user ID is returned in numerical format, use
posix_getpwuid() to resolve it to a username.
Example #1 Finding the owner of a file
$filename = 'index.php';
Upon failure, an
E_WARNING is emitted.
Note: The results of this function are cached. See clearstatcache() for more details.