MemoryStorage::setIfNotExists

public MemoryStorage::setIfNotExists($key, $value)

Saves a value for a given key if it does not exist yet.

Parameters

string $key: The key of the data to store.

mixed $value: The data to store.

Return value

bool TRUE if the data was set, FALSE if it already existed.

Overrides KeyValueStoreInterface::setIfNotExists

File

core/lib/Drupal/Core/KeyValueStore/MemoryStorage.php, line 55

Class

MemoryStorage
Defines a default key/value store implementation.

Namespace

Drupal\Core\KeyValueStore

Code

public function setIfNotExists($key, $value) {
  if (!isset($this->data[$key])) {
    $this->data[$key] = $value;
    return TRUE;
  }
  return FALSE;
}
doc_Drupal
2016-10-29 09:25:54
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