Small note: the function resolves symbolic links. That is, if the link is created by user 999 and maps to a file owned by user 666, this function returns 666 :(
(PHP 4, PHP 5, PHP 7)
fileowner — Gets file owner
$filename
)Gets the file owner.
filename
Path to the file.
Returns the user ID of the owner of the file, 실패 시 FALSE
를 반환합니다.
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
<?php
$filename = 'index.php';
print_r(posix_getpwuid(fileowner($filename)));
?>
실패 시, E_WARNING
이 발생합니다.
Note: 이 함수의 결과는 캐시에 저장합니다. 자세한 설명은 clearstatcache()를 참고하십시오.
PHP 5.0.0부터 이 함수는 몇몇 URL 래퍼를 사용할 수 있습니다. 기능적으로 stat() 패밀리를 지원하는 래퍼 목록은 Supported Protocols and Wrappers를 참고하십시오.
Small note: the function resolves symbolic links. That is, if the link is created by user 999 and maps to a file owned by user 666, this function returns 666 :(
Remember to use if(fileowner(...) === FALSE) instead of if(!fileowner()) or if(fileowner() == FLASE) because if the owner was "root" it would return 0.
This function will always return 0 on Windows, because Windows does not support numeric user IDs.