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Return to C++, Reserved Words, CPP Glossary, CPP Topics

List all of C++ 92 reserved words as of C++20 (including keywords and preprocessor operators considered as part of the language). No description, just the keyword. List in order of most commonly used.

Here are all 92 reserved words in C++20, including keywords and preprocessor operators, listed in order of most commonly used:

• CPP auto keyword - auto - auto keyword - auto reserved word
• CPP const keyword - const - const keyword - const reserved word
• CPP double keyword - double - double keyword - double reserved word
• CPP float keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP int keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP namespace keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP void keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP for keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP if keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP return keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP while keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP bool keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP class keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP else keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP struct keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP using keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP char keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP constexpr keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP extern keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP template keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP static keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP break keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP case keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP continue keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP default keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP typedef keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP switch keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP union keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP true keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP false keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP try keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP catch keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP constexpr keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP delete keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP dynamic_cast keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP explicit keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP export keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP friend keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP inline keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP mutable keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP new keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP operator keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP private keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP protected keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP public keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP reinterpret_cast keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP signed keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP sizeof keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP static_assert keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP this keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP throw keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP typeid keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP typename keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP virtual keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP volatile keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP wchar_t keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP alignas keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP alignof keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP and keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP and_eq keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP asm keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP bitand keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP bitor keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP char8_t keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP char16_t keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP char32_t keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP compl keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP concept keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP consteval keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP co_await keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP co_return keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP co_yield keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP not keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP not_eq keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP or keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP or_eq keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP requires keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP xor keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP xor_eq keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP nullptr keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP constexpr keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP constinit keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP if constexpr keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP module keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP import keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP export keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP typedef keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP typename keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP decltype keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP final keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP override keyword - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word
• CPP override - cpp_reserved_words_-_cpp_language_keywords - keyword - reserved word

These are the 92 reserved words in C++20, including keywords and preprocessor operators, commonly used in the C++ programming language.

Fair Use Sources:

1. G35 and G40
2. B0B8S35JWV, (TrCppBS 2022)
3. 0136816487, (TrCppBS 2022)
4. 9781617298509 ([2024]])
5. 9781617298509 (LCPP 2024)
6. 9781633438330 (LCPPEx 2024)
7. 9781633439504 (OOSDCPP 2024)
8. B09HTFQB92 (EMCppSfe 2021)
9. B0BG3HB8PH (CPPSwDsn 2022)
10. B08F9G5LVX (Cpp20Deit 2022)
11. B09HTJRJ3V (DMdrCpp 2021)
12. 0137334680 (CPP1Hr 2022)
13. B09HTH1X38 (BeauCPP, 2021)
14. CPP CG, 2022
15. ISO/IEC ( C++20 2020)
16. BSCppG 2012
17. B08XM881GZ (ProCpp 2021)
18. B077WZSHJV (CppCrsh 2019)
19. B075MJNCCH, (CppTmpl 2017)
20. B00DUW4BMS, (CppPlBS 2013)
21. 0201543303 (D&E BS 1994)
22. B0091I7FEQ (CppPrmLp 2012)
23. B08DFCKXWD (MCppABg 2020)
24. CppReference.com
25. CPlusPlus.com
26. ISOcpp.org