How to make a header file

- How to make a header file in c
- How to make a header file in cpp
- How to make a header file in vs code
- How to make a header file in c++ vscode
- How to make a header file in visual studio
- How to make a header file in arduino
- How to make a header file in clion
- How to make a header file in python
- How to make a header file in visual studio code
- How to make a header file in xcode
- How to make a header file in arduino ide
- How to make own header file in c
- How to make a header row in a csv file
- How to make a class header file in c++