networking - What do I use to send data from iPhone to iPhone in my app? -


in app, want design way 1 iphone send data second iphone. however, i'm having trouble figuring out classes use. don't know if use nsstreams or ftp class. in all, i'm pretty confused now. i've been searching google forever , reading apple's developer guides, still haven't got clear answer. possible networking merely phone phone, without dedicated server or using xml?


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