FilesystemIterator::key
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
FilesystemIterator::key — Retrieve the key for the current file
Description
Parameters
This function has no parameters.
Return Values
Returns the pathname or filename depending on the set flags. See the FilesystemIterator constants.
Examples
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";
}
?>Output of the above example in PHP 8.2 is similar to:
. .. apple.jpg banana.jpg example.php
See Also
- FilesystemIterator constants
- DirectoryIterator::key() - Return the key for the current DirectoryIterator item
- DirectoryIterator::getFilename() - Return file name of current DirectoryIterator item
- DirectoryIterator::getPathname()
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