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Waveform Audio File Format  |  1993-10-22  |  239.0 KB  |  1 channel  |  11,025 sample rate  |  22 seconds
Transcription: These two member functions return pointers to phoneNum objects. The iterator function is the overloaded function call operator. In C++, iterator classes are often implemented in this way. The function prev is used by the member functions of the List class when inserting and deleting items in the linked list.