//
// 2.11.for.loop.cpp
// chapter 2 language usability
// modern cpp tutorial
//
// created by changkun at changkun.de
// https://github.com/changkun/modern-cpp-tutorial
//
#include
#include
#include
int main() {
std::vector vec = {1, 2, 3, 4};
if (auto itr = std::find(vec.begin(), vec.end(), 3); itr != vec.end()) *itr = 4;
for (auto element : vec)
std::cout << element << std::endl; // read only
for (auto &element : vec) {
element += 1; // writeable
}
for (auto element : vec)
std::cout << element << std::endl; // read only
}