(PHP 5, PHP 7, PHP 8)
DirectoryIterator::getType — Determine the type of the current DirectoryIterator item
   Determines which file type the current DirectoryIterator
   item belongs to. One of file, link,
   or dir.
  
This function has no parameters.
   Returns a string representing the type of the file.
   May be one of file, link,
   or dir.
  
Example #1 DirectoryIterator::getType() example
<?php
$iterator = new DirectoryIterator(dirname(__FILE__));
foreach ($iterator as $fileinfo) {
    echo $fileinfo->getFilename() . " " . $fileinfo->getType() . "\n";
}
?>
The above example will output something similar to:
. dir .. dir apple.jpg file banana.jpg file example.php file pear.jpg file