I started an ExtJS project and came across this, and it's so detailed and easy for beginners to understand 😭😭😭😭😭😭😭😭 I loved it!

I learned how to create a web application with Sencha ExtJs6! Thank you for the great lecture~!!

Developing screens with ExtJS 6 is really fun! Thank you for the great lecture!

I just learned about Sencha ExtJS 6.. It was very helpful! Thank you for the great lecture.

I came across this because there is a place that uses ExtJS. I think this is a very good lecture for understanding ExtJS.