(PHP 5, PHP 7)
Return the key for the current DirectoryIterator item
public string DirectoryIterator::key ( void )
Get the key for the current DirectoryIterator item.
Returns:
The key for the current DirectoryIterator item.
Examples:
A DirectoryIterator::key() example
1 2 3 4 5 6 7 8 | <?php $dir = new DirectoryIterator(dirname( __FILE__ )); foreach ( $dir as $fileinfo ) { if (! $fileinfo ->isDot()) { echo $fileinfo ->key() . " => " . $fileinfo ->getFilename() . "\n" ; } } ?> |
The above example will output something similar to:
0 => apple.jpg 1 => banana.jpg 2 => index.php 3 => pear.jpg
See also:
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