<?php 
 
 //連接 
 $mem = new Memcache; 
 $mem->connect("127.0.0.1", 11211) or die ("Could not connect"); 
 //顯示版本 
 $version = $mem->getVersion(); 
 echo "Memcached Server version: ".$version."<br>"; 
 //保存數據 
 $mem->set('key1', 'This is first value', 0, 60); 
 $val = $mem->get('key1'); 
 echo "Get key1 value: " . $val ."<br>"; 
 //替換數據 
 $mem->replace('key1', 'This is replace value', 0, 60); 
 $val = $mem->get('key1'); 
 echo "Get key1 value: " . $val . "<br>"; 
 //保存數組 
 $arr = array('aaa', 'bbb', 'ccc', 'ddd'); 
 $mem->set('key2', $arr, 0, 60); 
 $val2 = $mem->get('key2'); 
 echo "Get key2 value: "; 
 print_r($val2); 
 echo "<br>"; 
 
 //對數組進行序列化,在網絡傳輸的時候，為了保證，數據類型的不丟失，先序列化，再發(fā)生. 
 //$arr1=serialize($arr); 
 $arr2=json_encode($arr1); 
 print_r($arr2); 
 
 //刪除數據 
 $mem->delete('key1'); 
 $val = $mem->get('key1'); 
 echo "Get key1 value: " . $val . "<br>"; 
 //清除所有數據 
 $mem->flush(); 
 $val2 = $mem->get('key2'); 
 echo "Get key2 value: "; 
 print_r($val2); 
 echo "<br>"; 
 //關閉連接 
 $mem->close(); 
 
?> 

<?php 
 
 //1.實例化一個Memcache對象 
 $mem=new Memcache(); 
 
 //2. 連接到指定的memcache中 
 // $mem->connect("127.0.0.1",11211); 
 
 //如果我們網站，需要多個memached緩存系統(tǒng),如下使用分布式 
 $mem->addServer("192.168.1.100",11211); 
 $mem->addServer("192.168.1.200",11211); 
 $mem->addServer("192.168.1.222",11211); 
 
 //創(chuàng)建多個memcache服務使用addServer 會根據負載均衡算法，自動放入每個服務器 
 $mem->add("name","zs",0,100); 
 
?>