Extjs & Yii

Does anyone work with this pair intensely?

Any experiences?

This user seems to have spent quite some time with it:

http://www.yiiframework.com/forum/index.php/user/3173-gevik/

Not sure how active he is these days.

Isn’t there an extjs4yii extension?

Check my project at here github.com/sani-iman-pribadi/phpextjs_standart