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Possible Duplicate:
Objective-c - Purpose of categories and protocols

Can anyone justify @protocol mechanism of Objective C in simple words. Like,

  1. Defining protocol
  2. Implementing protocol
  3. Other alternatives of protocol
Community
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objectivecdeveloper
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1 Answers1

3

You can find a good introduction on protocols at Apple's developer site, as well as on WikiBooks.

tilo
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