Yii2, is there a widget factory out of the box?

Question

Yii

Yii used to have a widget factory:
Yii::app()->getWidgetFactory()
Is there something similar out of the box in Yii2?

Answer 1

www.yiiframework.com/doc-2.0/yii-base-widget.html#...

Answer 2

$config = [
    'class' => 'yii\db\Connection',
    'dsn' => 'mysql:host=127.0.0.1;dbname=demo',
    'username' => 'root',
    'password' => '',
    'charset' => 'utf8',
];

$db = Yii::createObject($config);

[Configurations]