Php/docs/memcached.replace
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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
