Book Image

Objective-C Memory Management Essentials

Book Image

Objective-C Memory Management Essentials

Overview of this book

Table of Contents (18 chapters)
Objective-C Memory Management Essentials
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Index

What you need to know about ARC and weak references


Weak references have been supported on GNUstep Objective-C runtime since version 1.5, since version 5 of iOS, and version 10.7 of OS X. ARC works through the compatibility library as well, but it requires modifications of many classes in order to work with weak references.