#include "stdafx.h" void byvalue(int i) { i += 1; } void byref(int& i) { i += 1; } int main() { int j = 10; System::Console::WriteLine("Original value: " + j); byvalue(j); System::Console::WriteLine("After byvalue: " + j); byref(j); System::Console::WriteLine("After byref: " + j); }