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
1 2 3 4 5 6 7 | public function setIfNotExists( $key , $value ) { if (!isset( $this ->data[ $key ])) { $this ->data[ $key ] = $value ; return TRUE; } return FALSE; } |
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