Magento2代码里缓存

 			$objectManager = \Magento\Framework\App\ObjectManager::getInstance();
           	/** @var \Magento\Framework\App\Cache\Manager $cacheManager */
            $cacheManager = $objectManager->create('Magento\Framework\App\Cache\Manager');
            $types = $cacheManager->getAvailableTypes();
            $cacheManager->clean($types);