posix_getgrgid
PHP function
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(PHP 4, PHP 5, PHP 7, PHP 8)
Return info about a group by group id
Description
posix_getgrgid(int $group_id): array|false
Gets information about a group provided its id.
Parameters
group_idThe group id.
Return Values
The array elements returned are:
| Element | Description |
|---|---|
| name | The name element contains the name of the group. This is a short, usually less than 16 character "handle" of the group, not the real, full name. |
| passwd | The passwd element contains the group's password in an encrypted format. Often, for example on a system employing "shadow" passwords, an asterisk is returned instead. |
| gid | Group ID, should be the same as the group_id parameter used when calling the function, and hence redundant. |
| members | This consists of an array of string's for all the members in the group. |
The function returns false on failure.
Examples
Example use of posix_getgrgid()
php
<?php
$groupid = posix_getegid();
$groupinfo = posix_getgrgid($groupid);
print_r($groupinfo);
?>The above example will output something similar to:
output
Array
(
[name] => toons
[passwd] => x
[members] => Array
(
[0] => tom
[1] => jerry
)
[gid] => 42
)See Also
posix_getegid()posix_getgrnam()filegroup()stat()- POSIX man page GETGRNAM(3)