src/Message/Server/UploadedFilesFactory.php
public static function createFiles()
    {
        $fixer = new static();
        $files = $fixer->saneFilesArray($_FILES);
        $fixed = [];
        foreach ($files as $key => $data) {
            $fixed[$key] = $fixer->createUploadedFile($data);
        }
        return $fixed;
    }
public static function createFiles()
    {
        $fixer = new static();
        $files = $fixer->saneFilesArray($_FILES);
        $fixed = [];
        foreach ($files as $key => $data) {
            $fixed[$key] = $fixer->createUploadedFile($data);
        }
        return $fixed;
    }
Creates the uploaded file objects within a normalized files tree

@return array|UploadedFile[]