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posix_seteuid

(PHP 4 >= 4.0.2, PHP 5, PHP 7, PHP 8)

posix_seteuid — Set the effective UID of the current process

Description

posix_seteuid(int $user_id): bool

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

Parameters

user_id

The user id.

Return Values

Returns true on success or false on failure.

See Also