posix_setuid

(PHP 4, PHP 5, PHP 7)

posix_setuidSet the UID of the current process

Descrição

posix_setuid ( int $uid ) : bool

Set the real user ID of the current process. This is a privileged function that needs appropriate privileges (usually root) on the system to be able to perform this function.

Parâmetros

uid

The user id.

Valor Retornado

Retorna TRUE em caso de sucesso ou FALSE em caso de falha.

Exemplos

Exemplo #1 posix_setuid() example

This example will show the current user id and then set it to a different value.

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

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