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InterviewSolution
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Does Objective C have multiple inheritances? Why not? How to imitate various inheritances? |
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Answer» Objective-C does not SUPPORT multiple inheritances. You’ll use a protocol, COMPOSITION and message forwarding to attain a similar result. Multiple inheritances allow a category to INHERIT behaviors and OPTIONS from over one parent. However, issues will arise with multiple inheritances as a result of it permits for ambiguities to occur. Because of this, Objective-C will don’t implement various inheritances. |
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