posix_setegid
(PHP 4 >= 4.0.2, PHP 5, PHP 7)
posix_setegid — Set the effective GID of the current process
Description
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.
Parameters
gid
The group id.
Return Values
Returns TRUE on success or FALSE on failure.
Examples
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
?>See Also
- 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
← posix_mknod
posix_seteuid →
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