PHP 5.6.0 released

Memcached::getByKey

(PECL memcached >= 0.1.0)

Memcached::getByKeyRetrieve an item from a specific server

Descrição

public mixed Memcached::getByKey ( string $server_key , string $key [, callable $cache_cb [, float &$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.

Parâmetros

server_key

A chave identificando o servidor aonde guardar o valor.

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.

Valor Retornado

Returns the value stored in the cache or FALSE otherwise. The Memcached::getResultCode() will return Memcached::RES_NOTFOUND if the key does not exist.

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