posix_geteuid

(PHP 4, PHP 5)

posix_geteuid — Return the effective user ID of the current process

说明

int posix_geteuid ( void )

Return the numeric effective user ID of the current process. See also posix_getpwuid() for information on how to convert this into a useable username.

返回值

Returns the user id, as an integer

范例

Example#1 posix_geteuid() example

This example will show the current user id then set the effective user id to a separate id using posix_seteuid(), then show the difference between the real id and the effective id.


<?php
echo posix_getuid()."\n"; //10001
echo posix_geteuid()."\n"; //10001
posix_seteuid(10000);
echo posix_getuid()."\n"; //10001
echo posix_geteuid()."\n"; //10000
?>

参见

posix_getpwuid() for more information about the user.
posix_getuid() get real user id.
posix_setuid() change the effective user id
POSIX man page GETEUID(2)


	PHP5中文手册 posix_getegid posix_getgid POSIX PHP Manual posix_geteuid (PHP 4, PHP 5) posix_geteuid — Return the effective user ID of the current process 说明 int posix_geteuid ( void ) Return the numeric effective user ID of the current process. See also posix_getpwuid() for information on how to convert this into a useable username. 返回值 Returns the user id, as an integer 范例 Example#1 posix_geteuid() example This example will show the current user id then set the effective user id to a separate id using posix_seteuid(), then show the difference between the real id and the effective id. `<?php echo posix_getuid()."\n"; //10001 echo posix_geteuid()."\n"; //10001 posix_seteuid(10000); echo posix_getuid()."\n"; //10001 echo posix_geteuid()."\n"; //10000 ?>` 参见 posix_getpwuid() for more information about the user. posix_getuid() get real user id. posix_setuid() change the effective user id POSIX man page GETEUID(2) posix_getegid posix_getgid POSIX PHP Manual