How to set default parameters for a route in Yii2?

Question

Yii

Hello. Tell me how to set the default route parameters in the configuration?
In Yii 1 it was like this

'pattern1'=>array('route1', 'urlSuffix'=>'.xml', 'defaultParam'=>array())

How to do it in Yii2?

Answer 1

'pattern1' => [
    'route' => 'site/view',
    'suffix' => '.xml',
    'defaults' => ['page' => 'about'],
]