madd() public method Stores multiple items in cache. Each

exists() public method Checks whether a specified key

offsetExists() public method Returns whether there is

offsetUnset() public method Deletes the value with the

getValues() protected method Retrieves multiple values

add() public method Stores a value identified by a key

multiGet() public method (available since version 2.0.7) Retrieves

getValue() protected abstract method Retrieves a value

$keyPrefix public property A string prefixed to every cache key

buildKey() public method Builds a normalized cache key