public function BackendChain::appendBackend in Drupal 9

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/Cache/BackendChain.php \Drupal\Core\Cache\BackendChain::appendBackend()
2. 10 core/lib/Drupal/Core/Cache/BackendChain.php \Drupal\Core\Cache\BackendChain::appendBackend()

Appends a cache backend to the cache chain.

Parameters

CacheBackendInterface $backend: The cache backend to be appended to the cache chain.

Return value

$this The called object.

File

core/lib/Drupal/Core/Cache/BackendChain.php, line 41

Class

BackendChain

Defines a chained cache implementation for combining multiple cache backends.

Namespace

Drupal\Core\Cache

Code

public function appendBackend(CacheBackendInterface $backend) {
  $this->backends[] = $backend;
  return $this;
}