php cache techloligy

ob_start();

$content = ob_get_contents();

ob_end_clean();

2.

$memcachehost = '192.168.6.191';

$memcacheport  = 11211;

$memcachelife = 60;

$memcache = newMemcache;

$memcache->connect($memcachehost,$memcacheport) or die ("Could not connect");

$memcache->set('key','缓存的内容');

$get = $memcache->get($key); 

8.

$memcache = new Memcache;

$memcache->connect('localhost',11211) or die ("could not connect");

$version = $memcache->getVersion();

echo "Server version：“.$version."\n”;

$tmp_object = new stdclass;

$tmp_object->str_attr = 'test';

$tmp_object->int_attr = 123;

$memcache->set('key',$tmp_object,false,10) or die ("Faild to save data at the server ");

echo "store data in the cache(data will expire in 10 seconds)\n";

$get_result = $memcache->get('key');

echo "Data from the cache:\n";

var_dump($get_result);

$sql = "select * from users";

$key = md5($sql);

if(!$data = $mc->get($key)){

echo "n".str_pad(Read datas from mysql ',60,'_')."n";

$conn = mysql_connect('localhost','test','test');

mysql_select_db('test');

$result = mysql_query($sql);

while ($row = mysql_fetch_object($result)){

$datas[] = $row;

$mc->add($key,$datas);

else{

echo "n".str_pad('Read datas from memcached',

var_dump($datas)

mysql_query("insert into tablename('id','name') values('1','mike') or exit("MYSQL ERROR:“ .mysql_error()）;

'DATA_CACHE_TYPE'=>'file',

'DATA_CACHE_TIME'=>'600',

S('data',$Data);

S('data',$Data,600);

$Data = S('data');

S('data',Null);