Memcached::add

(PECL memcached >= 0.1.0)

Memcached::add — Add an item under a new key

설명

public bool Memcached::add ( string $key , mixed $value [, int $expiration ] )

Memcached::add() is similar to Memcached::set(), but the operation fails if the key already exists on the server.

인수

key: 값을 저장할 키.
value: 저장할 값.
expiration: 만료 시간, 기본값은 0. 자세한 정보는 만료 시간을 참고하십시오.

반환값

성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다. The Memcached::getResultCode() will return Memcached::RES_NOTSTORED if the key already exists.

참고

Memcached::addByKey() - Add an item under a new key on a specific server
Memcached::set() - Store an item
Memcached::replace() - Replace the item under an existing key

add a note User Contributed Notes Memcached::add - [1 notes]

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public at kevingh dot com ¶

1 year ago


In Memcached v1.4.5, getResultCode() returns Memcached::RES_DATA_EXISTS if the key is already in use.



Otherwise Memcached::RES_SUCCESS is returned.

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