posix_geteuid
PHP function
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(PHP 4, PHP 5, PHP 7, PHP 8)
Return the effective user ID of the current process
Description
posix_geteuid(): int
Return the numeric effective user ID of the current process. See also posix_getpwuid() for information on how to convert this into a usable username.
Parameters Parameters
Return Values
Returns the user id, as an int
Examples
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
<?php
echo posix_getuid()."\n"; //10001
echo posix_geteuid()."\n"; //10001
posix_seteuid(10000);
echo posix_getuid()."\n"; //10001
echo posix_geteuid()."\n"; //10000
?>See Also
posix_getpwuid()posix_getuid()posix_setuid()- POSIX man page GETEUID(2)