Memcached::prependByKeyMemcached::replace
(PECL memcached >= 0.1.0)
Memcached::replace — Replace the item under an existing key
Description
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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