yii\caching\Cache::deleteValue PHP Méthode

deleteValue() abstract protected méthode

Deletes a value with the specified key from cache This method should be implemented by child classes to delete the data from actual cache storage.
abstract protected deleteValue ( string $key ) : boolean
$key string the key of the value to be deleted
Résultat boolean if no error happens during deletion
    protected abstract function deleteValue($key);