posix_setuid
(PHP 4, PHP 5, PHP 7)
posix_setuid — Set the UID of the current process
Description
bool posix_setuid ( int $uid )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.
Parameters
uid
The user id.
Return Values
Returns TRUE on success or FALSE on failure.
Examples
Example #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
?>See Also
- posix_setgid() - Set the GID of the current process
- posix_seteuid() - Set the effective UID of the current process
- posix_getuid() - Return the real user ID of the current process
- posix_geteuid() - Return the effective user ID of the current process
← posix_setsid
posix_strerror →
? 1997–2017 The PHP Documentation GroupLicensed under the Creative Commons Attribution License v3.0 or later.
本文档系腾讯云开发者社区成员共同维护，如有问题请联系 cloudcommunity@tencent.com
