Memcached::replace
(PECL memcached >= 0.1.0)
Memcached::replace — Replace the item under an existing key
Description
public Memcached::replace ( string $key , mixed $value [, int $expiration ] ) : bool
Memcached::replace() is similar to Memcached::set(), but the operation fails if the key does not exist on the server.
Parameters
-
key -
The key under which to store the value.
-
value -
The value to store.
-
expiration -
The expiration time, defaults to 0. See Expiration Times for more info.
Return Values
Returns true on success or false on failure. The Memcached::getResultCode() will return Memcached::RES_NOTSTORED if the key does not exist.
See Also
- Memcached::replaceByKey() - Replace the item under an existing key on a specific server
- Memcached::set() - Store an item
- Memcached::add() - Add an item under a new key
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https://www.php.net/manual/en/memcached.replace.php