Memcached::getMemcached::getByKey
(PECL memcached >= 0.1.0)
Memcached::getByKey — Retrieve an item from a specific server
Description
public mixed Memcached::getByKey
( string $server_key
, string $key
[, callback $cache_cb
[, double &$cas_token
]] )
Memcached::getByKey() is functionally equivalent to Memcached::get, except that the free-form server_key can be used to map the key to a specific server.
Parameters
- server_key
-
The key identifying the server to store the value on.
- key
-
The key of the item to fetch.
- cache_cb
-
Read-through caching callback or NULL
- cas_token
-
The variable to store the CAS token in.
Return Values
Returns the value stored in the cache or FALSE otherwise. The Memcached::getResultCode will return Memcached::RES_NOTFOUND if the key does not exist.
See Also
- Memcached::get - Retrieve an item
- Memcached::getMulti - Retrieve multiple items
- Memcached::getDelayed - Request multiple items
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