<?php

function getDirectory($path) {
    $dir = $files = array();
    $ite = new RecursiveDirectoryIterator($path, FilesystemIterator::SKIP_DOTS);
    foreach ( new RecursiveIteratorIterator($ite, RecursiveIteratorIterator::CHILD_FIRST) as $file ) {
        $file->isDir() ? $dir[] = "$file" : $files[] = "$file";
    }
    return array($dir,$files);
}

echo "<pre>";
list($a,$b) = getDirectory(__DIR__);
print_r ($a);   // this will result the same as array $files_matched, it ok!
print_r ($b);   // but i don't know why I cannot get the array of $dir_matched??
echo "</pre>";


?>