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MemcachedModifyKeyGroup (Function) In french: MemcachedModifieGroupeClé Modifies a key/value couple in the Memcached cache on a group of servers. MemcachedModifyKeyGroup(memConnection, "MyApp", "key", "value")
Syntax
<Result> = MemcachedModifyKeyGroup(<Connection> , <Group> , <Key> , <Value> [, <Expiration> [, <Additional value>]])
<Result>: Boolean - True if the operation was performed,
- False if an error occurred (if the key/value couple does not exist for example). To get more details on the error, use ErrorInfo with the errMessage constant.
<Connection>: memcachedConnection variable Name of the memcachedConnection variable that corresponds to the connection to Memcached. <Group>: Character string Key section used to choose the server that will be used. <Key>: Character string Rest of key to modify. <Value>: Character string or Buffer New value to store. <Expiration>: Integer or optional Duration Duration during which the key is stored in the cache. This duration is expressed in seconds. This duration can correspond to: - an integer corresponding to the number of seconds,
- a Duration variable.
- the duration in a readable format (e.g., '10s').
This duration is set to 0 by default. In this case, the duration is unlimited: if no more memory is available, the oldest keys are deleted. <Additional value>: Optional integer Used to store an additional value associated with the Key/Value couple. This parameter can be used to describe the key or the value for example.
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