posix_geteuid

(PHP 4, PHP 5, PHP 7, PHP 8)

posix_geteuidReturn 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 useable username.

Parameters

This function has no parameters.

Return Values

Returns the user id, as an int

Examples

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.

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

See Also