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tgunr on 03/21/07


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cocoa objc macdev


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tcol


DMCommonMacros

Published in: Objective C 

URL: http://www.wilshipley.com/blog/2005/10/pimp-my-code-interlude-free-code.html

Embed | Plain TextExpand 
  1. DMCommonMacros.h
  2. static inline BOOL IsEmpty(id thing) {
  3. return thing == nil
  4. || ([thing respondsToSelector:@selector(length)]
  5. && [(NSData *)thing length] == 0)
  6. || ([thing respondsToSelector:@selector(count)]
  7. && [(NSArray *)thing count] == 0);
  8. }

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