<?php
      $cache = new Apix\Cache\Apc;

      // try to retrieve 'wibble_id' from the cache
      if (!$data = $cache->load('wibble_id')) {
        
        // otherwise, get some data from the origin
        // example of arbitrary mixed data
        $data = array('foo' => 'bar');

        // and save it to the cache
        $cache->save($data, 'wibble_id');
      }
      
      return $data;

      // save $data to the cache as 'wobble_id',
      // tagging it along the way as 'baz' and 'flob',
      // and set the ttl to 300 seconds (5 minutes)
      $cache->save($data, 'wobble_id', array('baz', 'flob'), 300);

      // retrieve all the cache ids under the tag 'baz'
      $ids = $cache->loadTag('baz');

      // clear out all items with a 'baz' tag
      $cache->clean('baz');

      // remove the named item
      $cache->delete('wibble_id');

      // flush out the cache (of all -your- stored items)
      $cache->flush();

  // default options
  $options = array(
      'prefix_key'  => 'apix-cache-key:', // prefix cache keys
      'prefix_tag'  => 'apix-cache-tag:', // prefix cache tags
      'tag_enable'  => true               // wether to enable tags support
  );

  // start APC as a local cache
  $local_cache = new Apix\Cache\Apc($options);

  // additional (default) options
  $options['atomicity']  = false;    // false is faster, true is guaranteed
  $options['serializer'] = 'php';    // null, php, igbinary and json

  $redis_client = new \Redis;        // instantiate phpredis*
  $distributed_cache = new Apix\Cache\Redis($redis_client, $options);

  // additional (default) options
  $options['object_serializer'] = 'php';  // null, json, php, igBinary
  $options['db_name'] = 'apix';           // name of the mongo db
  $options['collection_name'] = 'cache';  // name of the mongo collection

  $mongo  = new \MongoClient;             // MongoDB native driver** instance
  $cache = new Apix\Cache\Mongo($mongo, $options);

  // additional (default) options, specific to Memcached
  $options['prefix_key'] = 'key_';  // prefix cache keys
  $options['prefix_tag'] = 'tag_';  // prefix cache tags
  $options['prefix_idx'] = 'idx_';  // prefix cache indexes
  $options['prefix_nsp'] = 'nsp_';  // prefix cache namespaces
  $options['serializer'] = 'php';   // null, php, json, igbinary.

  $memcached  = new \Memcached;     // a Memcached instance
  $shared_cache = new Apix\Cache\Memcached($memcached, $options);

  // additional (default) options, specific to PDO
  $options['db_table']   = 'cache';  // table to hold the cache
  $options['serializer'] = 'php';    // null, php, igbinary, json
  $options['format_timestamp'] = 'Y-m-d H:i:s'

  // start SQLITE
  $db = new \PDO('sqlite:/tmp/apix_tests.sqlite3');
  $relational_cache = new Apix\Cache\Pdo\Sqlite($db, $options);

  // start PGSQL
  $pgsql = new \PDO('pgsql:dbname=apix_tests;host=127.0.0.1', 'postgres');
  $postgres_cache = new Apix\Cache\Pdo\Postgres($pgsql, $options);