Arduino “C++” is really just like a stripped down C++, practically just C but with classes. It has no support whatsoever for anything like flexible declarations, new, delete, ...

What do you program the Arduino in? C? Actually, the Arduino’s byzantine build processes uses C++. All the features you get from the normal libraries are actually C++ classes. The problem is … ...

(PhysOrg.com) -- This past week in Madrid, Spain, the next iteration of the C++ programming language, C++11, passed review by the technical standards committee.

Libraries installed via Library Manager are located within the Sketchbook folder, called Arduino by default and located at C:Users{username}DocumentsArduino on Windows, /Users/{username}/Documents ...