(PHP 5, PHP 7, PHP 8)
DirectoryIterator::key — Return the key for the current DirectoryIterator item
Get the key for the current DirectoryIterator item.
Bu işlevin bağımsız değişkeni yoktur.
The key for the current DirectoryIterator item as an int.
| Sürüm: | Açıklama |
|---|---|
| 8.1.0 |
When the iterator is uninitialized, an Error is
thrown now. Previously, the method returned false.
|
Örnek 1 A DirectoryIterator::key() example
<?php
$dir = new DirectoryIterator(dirname(__FILE__));
foreach ($dir as $fileinfo) {
if (!$fileinfo->isDot()) {
echo $fileinfo->key() . " => " . $fileinfo->getFilename() . "\n";
}
}
?>Yukarıdaki örnek şuna benzer bir çıktı üretir:
0 => apple.jpg 1 => banana.jpg 2 => index.php 3 => pear.jpg