(PHP 5)
DirectoryIterator::key — Return the key for the current DirectoryIterator item
Get the key for the current DirectoryIterator item.
이 함수는 인수가 없습니다.
The key for the current DirectoryIterator item.
Example #1 A DirectoryIterator::key example
<?php
$dir = new DirectoryIterator(dirname(__FILE__));
foreach ($dir as $fileinfo) {
if (!$fileinfo->isDot()) {
echo $fileinfo->key() . " => " . $fileinfo->getFilename() . "\n";
}
}
?>
위 예제의 출력 예시:
0 => apple.jpg 1 => banana.jpg 2 => index.php 3 => pear.jpg