C and C + + when to use, header file <> and "" Difference

This is a pointer member operator, you declare a struct or a pointer to a class, you can call struct member or class member function with pointers
c Only the structural body
C + + has both a struct and a class


Use the #include <filename.h> format to reference the header file of the standard library (the compiler will start searching from the standard library directory)

Use the #include "filename.h" format to refer to the header files of nonstandard libraries (the compiler will start searching from the user's working directory)

Recommended landlord use <> such a comparative standard
It's best to remember, because there might be problems in the interview.

C and C + + when to use, header file <> and "" Difference