I think BASIC! can only send intents, and not receive them. I'm not 100% sure, but judging how you can't get error reporting from APP.START/SYSTEM.WRITE like you would using commands in a Terminal Emulator I think this is the case.
With SYSTEM.READ is standard BASIC! limited able to receive data extras from intents.
Or you use APP.SAR in my test version. It is a test version
Hi,I want to download from within a program a txt file from my dropbox account.
But the underlying protocol of the Dropbox API is http.
For your first steps see:https://www.dropbox.com/developers/documentation/http/documentation
Search with Google with searchterm site:rfobasic.freeforums.org, too.
If would be nice, if you share your experiences and results with us.