# posix_getgroups

(PHP 4, PHP 5, PHP 7)

posix_getgroups — Return the group set of the current process

### 说明

posix_getgroups ( void ) : array

Gets the group set of the current process.

### 返回值

Returns an array of integers containing the numeric group ids of the group set of the current process.

### 范例

Example #1 Example use of posix_getgroups()

    <?php

    $groups = posix_getgroups();

    print_r($groups);
    ?>

以上例程的输出类似于：

    Array
    (
        [0] => 4
        [1] => 20
        [2] => 24
        [3] => 25
        [4] => 29
        [5] => 30
        [6] => 33
        [7] => 44
        [8] => 46
        [9] => 104
        [10] => 109
        [11] => 110
        [12] => 1000
    )

### 参见

- posix_getgrgid() - Return info about a group by group id