What are stream classes in c++ programming

C++ provides several classes to work with stream based I/O. Such classes are known as stream classes and they are arranged in a hierarchy shown below: All these classes are declared in iostream.h header file. So, we have to include this header file in order to use the stream classes. As shown in the above figure, ios is the base class for all the stream classes from which istream and ostream classes are derived. The iostream class is derived from both istream and ostream classes. Following table lists out some of the stream classes and their contents: Formatted and Unformatted

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What are stream classes in c++ programming
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