std::basic_streambuf<CharT,Traits>::sgetc
Min standard notice:
Reads one character from the input sequence.
# Declarations
int_type sgetc();
# Return value
The value of the character pointed to by the get pointer.
# Example
#include <iostream>
#include <sstream>
int main()
{
std::stringstream stream("Hello, world");
std::cout << "sgetc() returned '" << (char)stream.rdbuf()->sgetc() << "'\n";
std::cout << "peek() returned '" << (char)stream.peek() << "'\n";
std::cout << "get() returned '" << (char)stream.get() << "'\n";
}