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This document uses PHP Chinese website manual Release
(PHP 5 >= 5.3.0)
FilesystemIterator::key — Retrieve the key for the current file
此函数没有参数。
Returns the pathname or filename depending on the set flags. See the FilesystemIterator constants.
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" ;
}
?>
以上例程的输出类似于:
apple.jpg banana.jpg example.php