International PHP Conference 2019 - Spring Edition

DirectoryIterator::getGroup

(PHP 5, PHP 7)

DirectoryIterator::getGroupGet group for the current DirectoryIterator item

说明

public int DirectoryIterator::getGroup ( void )

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 current DirectoryIterator item in numerical format.

范例

Example #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
)

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