php-memcache基本用法

//create a memcache object
        $mem = new Memcache();

//create connection
        $mem->connect('localhost',11211);

//save a value
        $mem->set('key1','This is first value',0,60);

//save a array
        $arr = array(1,2,3,4,5);
        $mem->set('key2',$arr,0,60);
        print_r($mem);

//get a value
        $val1 = $mem->get('key');

//replace the value
        $mem->replace('key1'."This is second value",0,60);

//delete the value
        $mem->delete('key2');

//flush all value
        $mem->flush();

//close connection
        $mem->close();