posix_setegid

Set the effective GID of the current process (PHP 4 >= 4.0.2, PHP 5)
bool posix_setegid ( int gid )

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

gid: The group id.

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example 1884. posix_setegid() example

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

copy to clipboard

<?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
?>