DirectoryIterator::getGroup()

(PHP 5,PHP 7)

Get group for the current DirectoryIterator item

说明

publicDirectoryIterator::getGroup(void) : int

Get the group id of the file.

参数

此函数没有参数。

返回值

Returns the group id of the currentDirectoryIteratoritem in numerical format.

范例

Example#1DirectoryIterator::getGroup()example

<?php
$iterator = new DirectoryIterator(dirname(__FILE__));
$groupid  = $iterator->getGroup();
echo 'Directory belongs to group id ' . $groupid . "\n";
print_r(posix_getgrgid($groupid));
?>

以上例程的输出类似于：

Directory belongs to group id 42
Array
(
    [name]    => toons
    [passwd]  => x
    [members] => Array
        (
            [0] => tom
            [1] => jerry
        )
    [gid]     => 42
)

参见

• DirectoryIterator::getiNode() Get inode for the current DirectoryIterator item
• DirectoryIterator::getOwner() Get owner of current DirectoryIterator item
• DirectoryIterator::getPerms() Get the permissions of current DirectoryIterator item
• filegroup()取得文件的组
• posix_getgrgid() Return info about a group by group id