posix_geteuid()
(PHP 4, PHP 5, PHP 7)
Return the effective user ID of the current process
说明
posix_geteuid(void): int
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
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()
Return info about a user by user idposix_getuid()
Return the real user ID of the current processposix_setuid()
Set the UID of the current process- POSIX man page GETEUID(2)