(PHP 5, PHP 7, PHP 8)
DirectoryIterator::isDot — Determine if current DirectoryIterator item is '.' or '..'
   Determines if the current DirectoryIterator
   item is a directory and either
   . or ..
  
This function has no parameters.
Example #1 A DirectoryIterator::isDot() example
      This example will list all files, omitting the . and
      .. entries.
    
<?php
$iterator = new DirectoryIterator(dirname(__FILE__));
foreach ($iterator as $fileinfo) {
    if (!$fileinfo->isDot()) {
        echo $fileinfo->getFilename() . "\n";
    }
}
?>The above example will output something similar to:
apple.jpg banana.jpg example.php pears.jpg
