Cache\Frontend\Msgpack

use Phalcon\Cache\Backend\File;
 use Phalcon\Cache\Frontend\Msgpack;

 // Cache the files for 2 days using Msgpack frontend
 $frontCache = new Msgpack([
     'lifetime' => 172800
 ]);

 // Create the component that will cache "Msgpack" to a "File" backend
 // Set the cache file directory - important to keep the "/" at the end of
 // of the value for the folder
 $cache = new File($frontCache, [
     'cacheDir' => '../app/cache/'
 ]);

 // Try to get cached records
 $cacheKey = 'robots_order_id.cache';
 $robots   = $cache->get($cacheKey);
 if ($robots === null) {
     // $robots is null due to cache expiration or data do not exist
     // Make the database call and populate the variable
     $robots = Robots::find(['order' => 'id']);

     // Store it in the cache
     $cache->save($cacheKey, $robots);
 }

 // Use $robots
 foreach ($robots as $robot) {
     echo $robot->name, "\n";
 }