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POSIX_SETGID(3) 1 POSIX_SETGID(3) posix_setgid - Set the GID of the current process SYNOPSIS
bool posix_setgid (int $gid) DESCRIPTION
Set the real 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. The appropriate order of function calls is posix_setgid(3) first, posix_setuid(3) last. Note If the caller is a super user, this will also set the effective group id. PARAMETERS
o $gid - The group id. RETURN VALUES
Returns TRUE on success or FALSE on failure. EXAMPLES
Example #1 posix_setgid(3) example This example will print out the effective group id, once it is changed. <?php echo 'My real group id is '.posix_getgid(); //20 posix_setgid(40); echo 'My real group id is '.posix_getgid(); //40 echo 'My effective group id is '.posix_getegid(); //40 ?> SEE ALSO
posix_getgrgid(3), posix_getgid(3). PHP Documentation Group POSIX_SETGID(3)