递归文件搜索(PHP)

function recursiveSearch($dir, $search) {
    $result = array();
    $files = scandir($dir);
    foreach($files as $file) {
        $path = realpath($dir . '/' . $file);
        if(is_dir($path)) {
            if($file !== '.' && $file !== '..') {
                $result = array_merge($result, recursiveSearch($path, $search));
            }
        } else {
            if(strpos($path, $search) !== false) {
                $result[] = $path;
            }
        }
    }
    return $result;
}

$searchDir = '/path/to/search';
$searchTerm = '*.txt';
$results = recursiveSearch($searchDir, $searchTerm);

print_r($results);