Download multiple files as zip in PHP code example

Example: Download multiple files as zip in PHP

open($destination,$overwrite ? ZIPARCHIVE::OVERWRITE : ZIPARCHIVE::CREATE) == true) {
         foreach($validFiles as $file) {
            $zip->addFile($file,$file);
         }
         $zip->close();
         return file_exists($destination);
      }else{
          return false;
      }
   }else{
      return false;
   }
}

$fileName = 'myzipfile.zip';
$files = array('uploads/profile1.jpeg', 'uploads/profile2.jpeg');
$result = createZipArchive($files, $fileName);

header("Content-Disposition: attachment; filename=\"".$fileName."\"");
header("Content-Length: ".filesize($fileName));
readfile($fileName);

?>