(PHP 5, PHP 7, PHP 8)
DirectoryIterator::getGroup — Get group for the current DirectoryIterator item
Get the group id of the file.
此函数没有参数。
Returns the group id of the current DirectoryIterator item in numerical format.
示例 #1 DirectoryIterator::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
)