public function CacheBackendInterface::garbageCollection

Performs garbage collection on a cache bin.

The backend may choose to delete expired or invalidated items.

4 methods override CacheBackendInterface::garbageCollection()
BackendChain::garbageCollection in drupal/core/lib/Drupal/Core/Cache/BackendChain.php
Implements Drupal\Core\Cache\CacheBackendInterface::garbageCollection().
DatabaseBackend::garbageCollection in drupal/core/lib/Drupal/Core/Cache/DatabaseBackend.php
Implements Drupal\Core\Cache\CacheBackendInterface::garbageCollection().
MemoryBackend::garbageCollection in drupal/core/lib/Drupal/Core/Cache/MemoryBackend.php
Implements Drupal\Core\Cache\CacheBackendInterface::garbageCollection()
NullBackend::garbageCollection in drupal/core/lib/Drupal/Core/Cache/NullBackend.php
Implements Drupal\Core\Cache\CacheBackendInterface::garbageCollection().

File

drupal/core/lib/Drupal/Core/Cache/CacheBackendInterface.php, line 287
Definition of Drupal\Core\Cache\CacheBackendInterface.

Class

CacheBackendInterface
Defines an interface for cache implementations.

Namespace

Drupal\Core\Cache

Code

public function garbageCollection();