documentation/framework_2_cache_2_frontend_interface_8php_source.html

 <?php
 namespace Magento\Framework\Cache;

 interface FrontendInterface
 {
     public function test($identifier);

     public function load($identifier);

     public function save($data, $identifier, array $tags = [], $lifeTime = null);

     public function remove($identifier);

     public function clean($mode = \Zend_Cache::CLEANING_MODE_ALL, array $tags = []);

     public function getBackend();

     public function getLowLevelFrontend();
 }
Magento\Framework\Cache\FrontendInterface
Definition: FrontendInterface.php:14

Magento\Framework\Cache\FrontendInterface\save
save($data, $identifier, array $tags=[], $lifeTime=null)

Magento\Framework\Cache\FrontendInterface\getBackend
getBackend()

$data
$data
Definition: attribute_set_with_image_attribute.php:16

$mode
if($exist=($block->getProductCollection() && $block->getProductCollection() ->getSize())) $mode
Definition: grid.phtml:15

Magento\Framework\Cache\FrontendInterface\clean
clean($mode=\Zend_Cache::CLEANING_MODE_ALL, array $tags=[])

Zend_Cache\CLEANING_MODE_ALL
const CLEANING_MODE_ALL
Definition: Cache.php:72

Magento\Framework\Cache\FrontendInterface\test
test($identifier)

Magento\Framework\Cache\FrontendInterface\getLowLevelFrontend
getLowLevelFrontend()

Magento\Framework\Cache\FrontendInterface\load
load($identifier)

Magento\Framework\Cache