(PHP 5, PHP 7)
scandir — �г�ָ��·���е��ļ���Ŀ¼
$directory
[, int $sorting_order
[, resource $context
]] ) : array
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directory �е��ļ���Ŀ¼��
directoryҪ�������Ŀ¼
sorting_order
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sorting_order����Ϊ
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context
context ������˵�����ֲ��е�
Streams API һ�¡�
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FALSE����� directory
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E_WARNING ���Ĵ���
| �汾 | ˵�� |
|---|---|
| 5.4.0 |
sorting_order now accepts constants. Any
nonzero value caused descending order in previous versions.
|
Example #1 һ���� scandir() ����
<?php
$dir = '/tmp';
$files1 = scandir($dir);
$files2 = scandir($dir, 1);
print_r($files1);
print_r($files2);
?>
�������̵���������ڣ�
Array
(
[0] => .
[1] => ..
[2] => bar.php
[3] => foo.txt
[4] => somedir
)
Array
(
[0] => somedir
[1] => foo.txt
[2] => bar.php
[3] => ..
[4] => .
)
Example #2 scandir() �� PHP 4 �е�ʵ��
<?php
$dir = "/tmp";
$dh = opendir($dir);
while (false !== ($filename = readdir($dh))) {
$files[] = $filename;
}
sort($files);
print_r($files);
rsort($files);
print_r($files);
?>
�������̵���������ڣ�
Array
(
[0] => .
[1] => ..
[2] => bar.php
[3] => foo.txt
[4] => somedir
)
Array
(
[0] => somedir
[1] => foo.txt
[2] => bar.php
[3] => ..
[4] => .
)
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