Mastering PHP 7

Selecting 

Given that Redis is a key value store, selecting keys is as easy as using a single get() method of the Redis instance:

<?phptry {    $client = new Redis();    $client->connect('localhost', 6379);    echo $client->get('Key3'), PHP_EOL;    echo $client->get('Key5'), PHP_EOL;} catch (RedisException $e) {    echo $e->getMessage(), PHP_EOL;}

This should give us the following output:

The Redis client class also provides the mget() method, which is able to fetch more than one key value at a time:

<?phptry {    $client = new Redis();    $client->connect('localhost', 6379);    $values = $client->mget(['Key1', 'Key2', 'Key4']);    print_r($values);} catch (RedisException ...