SeismicXML: Using NSXMLParser to parse XML documents

Last Revision:	Version 6.0, 2016-01-08 Upgraded to the iOS 9.0 SDK, now uses NSURLSession, changed to a newer xml feed and updated the parser. (Full Revision History)
Build Requirements:	iOS 9.0 SDK or later
Runtime Requirements:	iOS 8.0 or later

"SeismicXML" demonstrates how to use NSXMLParser to parse XML data. The XML parsing occurs on a background thread using NSOperation and updates the earthquakes table view with batches of parsed objects.