basename
If you call chgrp and pass a non-existent group, you'll get the warning "Warning: chgrp(): Unable to find gid for nogroup in".
To check beforehand if the group exists, use posix_getgrid() or posix_getgrnam().
chgrp
(PHP 4, PHP 5)
chgrp — Changes file group
설명
Attempts to change the group of the file filename to group.
Only the superuser may change the group of a file arbitrarily; other users may change the group of a file to any group of which that user is a member.
인수
- filename
-
Path to the file.
- group
-
A group name or number.
반환값
성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다.
예제
Example #1 Changing a file's group
<?php
$filename = 'shared_file.txt';
$format = "%s's Group ID @ %s: %d\n";
printf($format, $filename, date('r'), filegroup($filename));
chgrp($filename, 8);
clearstatcache(); // do not cache filegroup() results
printf($format, $filename, date('r'), filegroup($filename));
?>
add a note
User Contributed Notes
chgrp
Dan Dascalescu
03-Dec-2007 10:12