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Pointers and Indirection in Objective-C

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<google>BUY_OBJC</google>
In the preceding chapters on object-oriented programming we have used, but not described, a feature of Objective-C (actually derived form from the underlying C programming language) in the form of ''pointers'' and ''indirection''. A clear understanding of this topic is important when working with objects and also when passing values as arguments to methods and functions.
== How Variables are Stored ==

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