PHP Manual: Set the effective GID of the current process

Description

bool posix_setegid(int $group_id)

Set the effective group 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

group_id: The group id.

Return Values

Returns true on success or false on failure.

Examples

Example #1 posix_setegid example

This example will print out the effective group id, once changed.

<?php
echo 'My real group id is '.posix_getgid(); //20
posix_setegid(40);
echo 'My real group id is '.posix_getgid(); //20
echo 'My effective group id is '.posix_getegid(); //40
?>

posix_setegid

Description

Parameters

Return Values

Examples

See Also