C Keywords

The keywords can't be used as an identifier in C Programs. The C Keywords can't be used as variable names.

The keywords are generally used in lowercase characters as using them in uppercase is not recommended in C Language.

List of 32 Keywords use in C Language are as below:

1. void
2. char
3. int
4. float
5. double
6. signed
7. unsigned
8. short
9. long
10. auto
11. static
12. register
13. const
14. struct
15. union
16. if
17. else
18. goto
19. for
20. continue
21. switch
22. case
23. break
24. default
25. do
26. while
27. sizeof
28. volatile
29. enum
30. extern
31. typedef
32. return