Spherus alt method

gistfile1.php

<?php

//...

  private static function ReadDirectory($path, $includeHiddenFiles = false, $readDirectories = true, $readFiles = true)
	{
		$result = [];
		
		if (!$readFiles && !$readDirectories) {
			return $result;
		}
		
		$flags = $includeHiddenFiles 
				? \FilesystemIterator::CURRENT_AS_FILEINFO | \FilesystemIterator::SKIP_DOTS 
				: \FilesystemIterator::CURRENT_AS_FILEINFO;
		  
		$items = iterator_to_array(new \FilesystemIterator($path, $flags));

		if($readFiles) {
			$result['files'] = array_filter($items, function(\DirectoryIterator $it) {
				return $it->isFile();
			});
		}
		
		if($readDirectories) {
			$result['folders'] = array_filter($items, function(\DirectoryIterator $it) {
				return $it->isDir();
			});
		}

		return $result;
	}
}