c++ - VS 2015 include 头文件没找到？

Question

这是什么原因？

Answer 1

This is usually the way to include system header files
You can only write this if you add the current project directory . to the header file search path.
Replace #include "Person.h"

Answer 2

Replace with #include "Person.h"

Answer 3

Double quotes indicate that the default search is from the current directory to the directory specified by the compiler.
Angle brackets will not be searched in the current directory.