The GNU C++ Iostream Library - Char Input

Reading one character

Use these methods to read a single character from the input stream:

Method int istream::get ()

Read a single character (or EOF ) from the input stream, returning it (coerced to an unsigned char) as the result.

Method istream& istream::get (char& c)

Read a single character from the input stream, into &c .

Method int istream::peek ()

Return the next available input character, but without changing the current input position.