yii\mongodb\QueryBuilder::normalizeConditionKeyword PHP Метод

normalizeConditionKeyword() защищенный Метод

Converts "\yii\db\*" quick condition keyword into actual Mongo condition keyword.
protected normalizeConditionKeyword ( string $key ) : string
$key string raw condition key.
Результат string actual key.
    protected function normalizeConditionKeyword($key)
    {
        static $map = ['AND' => '$and', 'OR' => '$or', 'IN' => '$in', 'NOT IN' => '$nin'];
        $matchKey = strtoupper($key);
        if (array_key_exists($matchKey, $map)) {
            return $map[$matchKey];
        } else {
            return $key;
        }
    }