posix_seteuid

(PHP 4 >= 4.0.2)

posix_seteuid --  Set the effective UID of the current process

Description

bool posix_seteuid (int uid)

Set the real user ID of the current process. This is a privileged function and you need appropriate privileges (usually root) on your system to be able to perform this function.

Returns TRUE on success, FALSE otherwise. See also posix_setgid().