(PECL yac >= 1.0.0)
Yac::add — Store into cache
$key_vals
) : boolAdded a item into cache.
keys
string key
value
mixed value, All php value type could be stored except 资源(resource)
ttl
expire time
bool, TRUE
on success, FALSE
on failure
Note:
Yac::add() may fail if cas lock could not obtain, so, if you need the value to be stored properly, you may write codes like:
Example #1 Make sure the item is stored
while(!$yac->set("key", "vale));