POSIX
PHP Manual

posix_seteuid

(PHP 4 >= 4.0.2, PHP 5)

posix_seteuid — Set the effective UID of the current process

说明

bool posix_seteuid ( int $uid )

Set the real user 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.

参数

uid

The user id.

返回值

如果成功则返回 TRUE,失败则返回 FALSE

参见


POSIX
PHP Manual