Installation and configuration method of ubuntu memcached in php

# 安装服务端
sudo apt-get install memcached
#启动服务
memcached -d -m 128 -p 11111 -u root

header('Content-type: text/html; charset=utf-8');
$memcache = memcache_connect('192.168.0.156', 11111);
if ($memcache) {    
    $memcache->set("str_key", "String to store in memcached");    
    $memcache->set("num_key", 123);    
    $object = new StdClass;    
    $object->attribute = 'test';    
    $memcache->set("obj_key", $object);    
    $array = Array('assoc'=>123, 345, 567);    
    $memcache->set("arr_key", $array);    
    var_dump($memcache->get('str_key'));    
    var_dump($memcache->get('num_key'));    
    var_dump($memcache->get('obj_key'));
}else {    
    echo "Connection to memcached failed";
}