We’re delighted to announce ArgumentParser, a new open-source library that makes it straightforward — even enjoyable! — to parse command-line arguments in Swift. (more…)

Swift was introduced a couple of years ago at Apple's 2014 WWDC. Over the years I analyzed iOS to measure how many built-in applications were using Swift. iOS 9 released in 2015 included a single application written with Swift: Calculator. Since then this... (more…)

For two hours and forty-two minutes, software engineering guru and LLVM and Swift creator Chris Lattner answered questions on the podcast of Lex Fridman, an MIT researcher who's working on autonomous vehicles, human-robot interaction, and machine learning... (more…)

Decoding JSON Data is a fundamental part of modern iOS apps. This comprehensive guide covers all the aspects of the Codable protocols in Swift. (more…)

This document discusses the design and tradeoffs for interoperability between Swift and C++. This document was written with valuable contributions from Doug Gregor, John McCall, Chris Lattner, Dave... (more…)