FilesystemIterator::key
(PHP 5 >= 5.3.0, PHP 7)
FilesystemIterator::key — Retrieve the key for the current file
설명
public string FilesystemIterator::key
( void
)
인수
이 함수는 인수가 없습니다.
반환값
Returns the pathname or filename depending on the set flags. See the FilesystemIterator constants.
예제
Example #1 FilesystemIterator::key() example
This example will list the contents of the directory containing the script.
<?php
$iterator = new FilesystemIterator(dirname(__FILE__), FilesystemIterator::KEY_AS_FILENAME);
foreach ($iterator as $fileinfo) {
echo $iterator->key() . "\n";
}
?>
위 예제의 출력 예시:
apple.jpg banana.jpg example.php
참고
- FilesystemIterator constants
- DirectoryIterator::key() - Return the key for the current DirectoryIterator item
- DirectoryIterator::getFilename() - Return file name of current DirectoryIterator item.
- DirectoryIterator::getPathname() - Return path and file name of current DirectoryIterator item
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