posix_mknodposix_setegid
(PHP 4 >= 4.0.2, PHP 5)
posix_setegid — Set the effective GID of the current process
설명
bool posix_setegid
( int $gid
)
Set the effective group ID of the current process. This is a privileged function and needs appropriate privileges (usually root) on the system to be able to perform this function.
인수
- gid
-
The group id.
반환값
성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다.
예제
Example #1 posix_setegid() example
This example will print out the effective group id, once changed.
<?php
echo 'My real group id is '.posix_getgid(); //20
posix_setegid(40);
echo 'My real group id is '.posix_getgid(); //20
echo 'My effective group id is '.posix_getegid(); //40
?>
참고
- posix_getgrgid() - Return info about a group by group id
- posix_getgid() - Return the real group ID of the current process
- posix_setgid() - Set the GID of the current process
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