Yii2 request->sendFile

Yii 2.0 General Discussions
1

Where is function sendFile i request class ? - i need send blob file to browser.

In yii 1 i use Yii::app()->request->sendFile($model->some_blob)

2

I find solution in yii\web\Response is method

public $this sendContentAsFile ( $content, $attachmentName, $options = [] )