In QlikView whenever we create any -prj folder on same directory where QVW files resides, when we save QVW it automatically creates xml/text files under prj folder.
It really helps in version controlling of changes but when it comes to QlikSense(QVF) I dont see that option working anymore.
Please suggest how can we create xml/txt files from QVF
There is no PRJ/XML option in Qlik Sense, however you can "unbuild" an app into all the relevant JSON objects which is very similar. You can read about it on the relevant help page on qlik.dev: https://qlik.dev/toolkits/qlik-cli/app/app-unbuild/. It's worth noting that this warns that it's an experimental command when you run it, although this is not noted in the documentation.
For example:
qlik app unbuild --app dab6a3f2-5ae1-420c-9cda-dbb6c618ac77 --dir unbuiltapp
This will create a folder called unbuiltapp and in there will be: