"Multipeer" entries

Multipeer Connectivity on iOS 8 with Swift

Discover, connect, and transmit data between devices.

portable_handsetMultipeer Connectivity is a means of identifying and connecting services together, and allows for very easy passing back and forth of data with minimal setup. If you are thinking that this seems similar to Bonjour, you are correct; however, Bonjour is for service discovery, not connection or transmission. Multipeer Connectivity handles everything in one neat package.

Multipeer Connectivity is comprised of a few different components, but it works by having applications advertise their services asking if anyone is available to connect. The service browser listens for these advertisements and can request to create a connection between the devices. If the connection is accepted, a session is created with every one inside the session being represented by a peer object.

To demonstrate how this works, we’ll make a simple chat application using Swift, Appleā€™s new language.

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