None of the posix_* functions are available under Windows, since Windows is not POSIX compliant. But there seems to be / was an optional software package available, see here: https://en.wikipedia.org/wiki/Microsoft_POSIX_subsystem
(PHP 4, PHP 5, PHP 7, PHP 8)
posix_getuid — Return the real user ID of the current process
Return the numeric real user ID of the current process.
Esta função não possui parâmetros.
Returns the user id, as an int
Exemplo #1 Example use of posix_getuid()
<?php
echo posix_getuid(); //10000
?>
None of the posix_* functions are available under Windows, since Windows is not POSIX compliant. But there seems to be / was an optional software package available, see here: https://en.wikipedia.org/wiki/Microsoft_POSIX_subsystem