This article was first composed by Peter Raboud
Multiple methods of parsing JSON data are available to iOS developers, but it is not clear which of these libraries is the best option. We investigated this problem by benchmarking the performance of several JSON libraries for iOS:YAJL Touch JSON SBJson (previously json-framework) the native JSON parsing library (only available in iOS 5.0+)
The tests were done by parsing several different-sized sample data multiple times with each of the libraries, and measuring wall time and CPU time as performance metrics.
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