C++ Brain Teasers

Puzzle 18

Moving Out

moving-out.cpp

#include <iostream>
#include <string>

int main()
{
    std::string hello{"Hello, World!"};
    std::string other(std::move(hello));
    std::cout << "'" << hello << "'";
}

Guess the Output
	Try to guess what the output is before moving to the next page.

The program has unspecified behavior! But it probably outputs the following:

''

Discussion

A moved-from object should no longer be used, as resources ...