Classes for Files and Strings

There are two very common special cases of input and output: using files, and using strings in memory.

libio defines four specialized classes for these cases:

ifstream

Methods for reading files.

ofstream

Methods for writing files.

istrstream

Methods for reading strings from memory.

ostrstream

Methods for writing strings in memory.

• Files: Reading and writing files.
• Strings: Reading and writing strings in memory.

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