unique_pointers.cpp
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			#include <iostream>
			#include <memory>

			std::unique_ptr<double> get_scalar() {
			// create a unique pointer
			return std::make_unique<double>(3);
			}

			int main() {

			std::unique_ptr<double> ptr = get_scalar();
			// ... do what I need like...
			std::cout << *ptr;
			// no need to delete scalar (will be automatically)

			// cannot be copied => compilation error
			// std::unique_ptr<double> ptr_copy = ptr;
			}

R7571/lectures/code_snippets/unique_pointers.cppd8307ad9043cmaster