... and here finally comes Predis!

examples/CommandPipeline.php

@@ -0,0 +1,39 @@
+<?php
+require_once 'SharedConfigurations.php';
+
+// when you have a whole set of consecutive commands to send to 
+// a redis server, you can use a pipeline to improve performances.
+
+$redis = new Predis\Client(REDIS_HOST, REDIS_PORT);
+$redis->select(REDIS_DB);
+
+$replies = $redis->pipeline(function($pipe) {
+    $pipe->ping();
+    $pipe->flushdb();
+    $pipe->incrby('counter', 10);
+    $pipe->incrby('counter', 30);
+    $pipe->exists('counter');
+    $pipe->get('counter');
+    $pipe->mget('does_not_exist', 'counter');
+});
+
+print_r($replies);
+
+/* OUTPUT:
+Array
+(
+    [0] => 1
+    [1] => 1
+    [2] => 10
+    [3] => 40
+    [4] => 1
+    [5] => 40
+    [6] => Array
+        (
+            [0] => 
+            [1] => 40
+        )
+
+)
+*/
+?>

examples/MultipleSetAndGet.php

@@ -0,0 +1,30 @@
+<?php
+require_once 'SharedConfigurations.php';
+
+// redis can set keys and their relative values in one go 
+// using MSET, then the same values can be retrieved with 
+// a single command using MGET.
+
+$mkv = array(
+    'usr:0001' => 'First user',
+    'usr:0002' => 'Second user', 
+    'usr:0003' => 'Third user' 
+);
+
+$redis = new Predis\Client(REDIS_HOST, REDIS_PORT);
+$redis->select(REDIS_DB);
+
+$redis->mset($mkv);
+$retval = $redis->mget(array_keys($mkv));
+
+print_r($retval);
+
+/* OUTPUT:
+Array
+(
+    [0] => First user
+    [1] => Second user
+    [2] => Third user
+)
+*/
+?>

examples/SharedConfigurations.php

@@ -0,0 +1,7 @@
+<?php
+require_once '../lib/Predis.php';
+
+const REDIS_HOST = '192.168.1.205';
+const REDIS_PORT = 6379;
+const REDIS_DB   = 15;
+?>

examples/SimpleSetAndGet.php

@@ -0,0 +1,17 @@
+<?php
+require_once 'SharedConfigurations.php';
+
+// simple set and get scenario
+
+$redis = new Predis\Client(REDIS_HOST, REDIS_PORT);
+$redis->select(REDIS_DB);
+
+$redis->set('library', 'predis');
+$retval = $redis->get('library');
+
+print_r($retval);
+
+/* OUTPUT
+predis
+*/
+?>