code behind in kodular

hello
i am new in koldular ,i am asking about how to write code behind in kodular?

thanx

What exactly are you talking about?
How to write extensions?

See the App Inventor Extensions document about how to write an App Inventor Extension. Also the document App Inventor Annotations, Adding Helper Blocks to a Component and How to add a Dropdown Block to a Component might be helpful.

Taifun

He is asking for blocks working…

Taifun

A very good way to learn App Inventor or Kodular is to read the free Inventor’s Manual here in the AI2 free online eBook App Inventor 2 Book: Create Your Own Android Apps … the links are at the bottom of the Web page. The book ‘teaches’ users how to program with AI2 blocks.

There is a free programming course here Course In A Box and the aia files for the projects in the book are here: App Inventor 2 Book: Create Your Own Android Apps

How to do a lot of basic things with App Inventor are described here: http://www.appinventor.org/content/howDoYou/eventHandling .

Also do the tutorials Our Tutorials! to learn the basics of App Inventor, then try something and follow the Top 5 Tips: How to learn App Inventor

Taifun