Memcached::increment
Memcached::isPersistent
Memcached
PHP Manual

# Memcached::incrementByKey

(PECL memcached >= 2.0.0)

Memcached::incrementByKey — Increment numeric item's value, stored on a specific server

### Beschreibung

public int Memcached::incrementByKey ( string `$server_key` , string `$key` [, int `$offset` = 1 [, int `$initial_value` = 0 [, int `$expiry` = 0 ]]] )

Memcached::incrementByKey() increments a numeric item's value by the specified `offset`. If the item's value is not numeric, an error will result. Memcached::incrementByKey() will set the item to the `initial_value` parameter if the key doesn't exist.

### Parameter-Liste

`server_key`

  Ein Schlüssel, der den Server bestimmt, auf dem die Daten abgelegt werden sollen.

`key`

  The key of the item to increment.

`offset`

  The amount by which to increment the item's value.

`initial_value`

  The value to set the item to if it doesn't currently exist.

`expiry`

  The expiry time to set on the item.

### Rückgabewerte

Returns new item's value on successIm Fehlerfall wird `FALSE` zurückgegeben..

### Siehe auch

- Memcached::decrement() - Decrement numeric item's value
- Memcached::decrementByKey() - Decrement numeric item's value, stored on a specific server
- Memcached::increment() - Increment numeric item's value

Memcached::increment
Memcached::isPersistent
Memcached
PHP Manual