yii\web\CookieCollection#1
(
    [
readOnly] => false
    
[yii\web\CookieCollection:_cookies] => [
        
'lang' => yii\web\Cookie#2
        
(
            [
name] => 'lang'
            
[value] => 'ru'
            
[domain] => ''
            
[expire] => 1503276640
            
[path] => '/'
            
[secure] => false
            
[httpOnly] => true
        
)
    ]
)
[]