通锟斤拷锟斤拷锟斤拷氐锟�

通锟斤拷锟斤拷锟斤拷氐锟斤拷锟揭伙拷锟皆拷锟矫伙拷写臃锟斤拷锟剿硷拷锟斤拷锟斤拷锟斤拷时锟津被碉拷锟矫★拷锟斤拷锟斤拷氐锟斤拷锟斤拷锟斤拷锟斤拷锟秸碉拷Memcached锟斤拷锟斤拷锟斤拷锟斤拷锟絢ey锟皆硷拷 一锟斤拷锟斤拷锟矫凤拷式锟斤拷锟捷碉拷值锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟剿回碉拷锟斤拷锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷true锟斤拷false锟斤拷锟斤拷锟斤拷锟斤拷key没锟斤拷值时锟斤拷锟斤拷一锟斤拷默锟斤拷值锟斤拷 锟斤拷锟斤拷氐锟斤拷锟斤拷锟絫rue锟斤拷Memcached锟斤拷娲�"锟斤拷锟斤拷锟斤拷锟斤拷"(锟斤拷锟矫达拷锟捷碉拷值锟斤拷锟斤拷)锟芥储锟斤拷值锟斤拷memcached锟斤拷锟斤拷瞬锟斤拷锟斤拷浞碉拷氐锟皆拷锟� 锟侥碉拷锟矫猴拷锟斤拷锟叫★拷锟斤拷锟斤拷Memcached::get()锟斤拷Memcached::getByKey() 支锟斤拷锟斤拷锟斤拷氐锟斤拷锟斤拷锟轿狹emcache协锟介不支锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷key时锟结供未锟斤拷锟斤拷锟斤拷key锟斤拷锟斤拷息锟斤拷

Example #1 通锟斤拷锟截碉拷示锟斤拷

<?php
$m 
= new Memcached();
$m->addServer('localhost'11211);

$profile_info $m->get('user:'.$user_id'user_info_cb');

function 
user_info_cb($memc$key, &$value)
{
    
$user_id substr($key5);
    
/* 锟斤拷锟斤拷锟捷匡拷锟饺★拷锟斤拷锟斤拷锟较� */
    /* ... */
    
$value $profile_info;
    return 
true;
}
?>