Shows how to use callback method with std::function, std::bind and lambda methods.
To build this project, open "Terminal" and type following lines:
mkdir build && cd build
cmake ..
start Functional.sln
Select Functional project and type Ctrl+F5 to build and run it.
mkdir build && cd build
cmake .. -G "Xcode"
open ./Functional.xcodeproj
Select Functional project and type Cmd+R to build and run it.
mkdir build && cd build
cmake ..
cmake --build . --config Debug
./Functional