陣列快取适配器

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use Symfony\Component\Cache\Adapter\ArrayAdapter;

$cache = new ArrayAdapter(

    // the default lifetime (in seconds) for cache items that do not define their
    // own lifetime, with a value 0 causing items to be stored indefinitely (i.e.
    // until the current PHP process finishes)
    $defaultLifetime = 0,

    // if true, the values saved in the cache are serialized before storing them
    $storeSerialized = true,

    // the maximum lifetime (in seconds) of the entire cache (after this time, the
    // entire cache is deleted to avoid stale data from consuming memory)
    $maxLifetime = 0,

    // the maximum number of items that can be stored in the cache. When the limit
    // is reached, cache follows the LRU model (least recently used items are deleted)
    $maxItems = 0,

    // optional implementation of the Psr\Clock\ClockInterface that will be used
    // to calculate the lifetime of cache items (for example to get predictable
    // lifetimes in tests)
    $clock = null,
);