Mooophy/Cpp-Primer — pull request #48 by shbling (2014-11-16 11:24:37+00:00)
Title: Update ex7_27.cpp

I use following codes test the differences of "contents(" ", h * w)" and " contents(h * w,' ') "

std::string a( "a", 10 );
for (auto i : a)
std::cout << i;
std::cout << std::endl;
std::string b(10,'b' );
for (auto i : b)
std::cout << i;