posix_getgid
(PHP 4, PHP 5, PHP 7, PHP 8)
posix_getgid — Return the real group ID of the current process
Description
Return the numeric real group ID of the current process.
Parameters
This function has no parameters.
Return Values
Returns the real group id, as an int.
Examples
Example #1 posix_getgid() example
This example will print out the real group id, even once the effective group id has been 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_getegid() - Return the effective group ID of the current process
- posix_setgid() - Set the GID of the current process
- POSIX man page GETGID(2)