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posix_setegid

(PHP 4 >= 4.0.2, PHP 5, PHP 7)
Set the effective GID of the current process
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.

Returns:

Returns TRUE on success or FALSE on failure.

Examples:
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
?>
See also:

posix_getgrgid() -

posix_getgid() -

posix_setgid() -

doc_php
doc_php
2016-02-24 16:05:18
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