Cache

Cache is a final class for PHP caching and the script HTML result. Its querying is almost identical to the class CPHPCache of the old core.

Method	Description	Available from version
forceRewriting	Sets TTL ignore mode and rewrites the cache.
setClearCache	Allows for the user with sufficient access permissions to skip cache creation in this hit.
setClearCacheSession	Allows for the user with sufficient access permissions to skip cache creation in this session.
shouldClearCache	Returns true when the user with sufficient access permissions skips cache data reading in this session.

$cache = Bitrix\Main\Data\Cache::createInstance();
if ($cache->initCache($cacheTime, $cacheId, $cacheDir))
{
    $result = $cache->getVars();
}
elseif ($cache->startDataCache())
{
    $result = array();
    // ...
    if ($isInvalid)
    {
        $cache->abortDataCache();
    }
    // ...
    $cache->endDataCache($result);
}