How do I edit PHP in WordPress?

Related questions

1. Which command is used to save a file in writer?
2. What is WordPress editor?
3. Why is writer called wysiwyg program?
4. What is classic editor in WordPress?
5. Is wysiwyg an atom?
6. What was the first personal computer with programs using wysiwyg?
7. Is Notepad ++ a code editor?
8. How do I edit WordPress editor?
9. What is the most popular HTML editor?
10. Is Notepad ++ better than Notepad?

Tags

1. #editor
2. #through
3. #locate
4. #double
5. #wordpress
6. #templates
7. #click
8. #under
9. #access
10. #functions
11. #theme
12. #themes
13. #admin
14. #files
15. #section
16. #select
17. #which
18. #administrator