public function BackendChain::prependBackend in Drupal 9

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/Cache/BackendChain.php \Drupal\Core\Cache\BackendChain::prependBackend()

Prepends a cache backend to the cache chain.

Parameters

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

Return value

$this The called object.

File

core/lib/Drupal/Core/Cache/BackendChain.php, line 56

Class

BackendChain

Defines a chained cache implementation for combining multiple cache backends.

Namespace

Drupal\Core\Cache

Code

public function prependBackend(CacheBackendInterface $backend) {
  array_unshift($this->backends, $backend);
  return $this;
}