public DatabaseStorage::has($key)
Returns whether a given key exists in the store.
Parameters
string $key: The key to check.
Return value
bool TRUE if the key exists, FALSE otherwise.
Overrides KeyValueStoreInterface::has
File
- core/lib/Drupal/Core/KeyValueStore/DatabaseStorage.php, line 63
Class
- DatabaseStorage
- Defines a default key/value store implementation.
Namespace
Drupal\Core\KeyValueStore
Code
public function has($key) { return (bool) $this->connection->query('SELECT 1 FROM {' . $this->connection->escapeTable($this->table) . '} WHERE collection = :collection AND name = :key', array( ':collection' => $this->collection, ':key' => $key, ))->fetchField(); }
Please login to continue.