How can I save a video from Dropbox to ios device(objective c api ?) and upload to my api ,

Question

i have requirement in my ios application , 
that in my application there are ddropbox button , on click that button dropbox popup will show and provide a storage data of user (after login in dropbox )
there user can pic videos from his/her drive and save file it to device (ios)
what is the steps ? , api ?

Greg-DB · Accepted Answer

To use the Dropbox API from Objective-C, we recommend using the official Dropbox API v2 Objective-C SDK.

For example, to list files, you would use listFolder and listFolderContinue, as shown here.

To download files, you would use any of the download methods as shown here.