deleteValue() protected method Deletes a value with the
addValue() protected method Stores a value identified
$cachePath public property The directory to store cache files
$gcProbability public property The probability (parts per million)
getValue() protected method Retrieves a value from cache
getCacheFile() protected method Returns the cache file
$cacheFileSuffix public property Cache file suffix. Defaults to
gcRecursive() protected method Recursively removing expired
exists() public method Checks whether a specified key
$dirMode public property The permission to be set for newly created
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