Who This Book Is For

This book is for the Apple developer community—in particular, those with experience writing Objective-C code who are looking for a fast and efficient way to learn Swift by leveraging their existing skills.

Even those who have never written a line of Objective-C code can still benefit from reading, studying, and referencing this book. Objective-C code will be discussed and compared to Swift code continuously throughout the book, to help identify similarities and differences ranging from syntax nuances to entirely new approaches.

Early adoption of Swift has been strong, yet Objective-C will no doubt be around for some time. Documentation, blogs, sample code, third-party libraries, frameworks, SDKs, and open-source projects; ...

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