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C++ What are the advantages of having a full copy of an object over just having...

C++

What are the advantages of having a full copy of an object over just having member wise copy where we are looking at the same data? What are some programming uses where this additional copy(and overhead) might be useful?

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Answer #1

Member wise copying data is dangerous because shallow copies of a pointer just copy the address of the pointer -- it does not allocate any memory or copy the contents being pointed to. This is avoided using full copy of the object.

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