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C++98, C++03, C++11, C++14, C++17, C++20, C++23   │   Compiler support C++11, C++14, C++17, C++20, C++23
Freestanding implementations Language Basic concepts Keywords Preprocessor Expressions Declaration Initialization Functions Statements Classes Overloading Templates Exceptions Standard library (headers) Named requirements Feature test macros (C++20) Language support library Source code information (C++20) Type support Program utilities Coroutine support (C++20) Three-way comparison (C++20) numeric_limits  −  type_info initializer_list (C++11) Concepts library (C++20) Metaprogramming library (C++11) Type traits  −  ratio integer_sequence (C++14)	Diagnostics library basic_stacktrace (C++23) Memory management library unique_ptr (C++11) shared_ptr (C++11) General utilities library Function objects  −  hash (C++11) Utility functions pair  −   tuple (C++11) optional (C++17)  −  expected (C++23) variant (C++17)  −  any (C++17) String conversions (C++17) Formatting (C++20) Bit manipulation (C++20) Strings library basic_string basic_string_view (C++17) Null-terminated strings:   byte  −  multibyte  −  wide Containers library array (C++11)  −  vector  −  deque list  −  forward_list (C++11) map  −  multimap set  −  multiset unordered_map (C++11) unordered_multimap (C++11) unordered_set (C++11) unordered_multiset (C++11) stack  −  queue  −  priority_queue span (C++20)  −  mdspan (C++23)	Iterators library Ranges library (C++20) Algorithms library Constrained algorithms (C++20) Numerics library Common math functions Mathematical special functions (C++17) Mathematical constants (C++20) Numeric algorithms Pseudo-random number generation Floating-point environment (C++11) complex  −  valarray Date and time library Localizations library Input/output library Stream-based I/O Synchronized output (C++20) I/O manipulators Filesystem library (C++17) Regular expressions library (C++11) basic_regex  −  algorithms Concurrency support library (C++11) atomic  −  atomic_flag atomic_ref (C++20) thread − jthread (C++20) mutex condition_variable future  −  promise
Technical specifications   Standard library extensions  (library fundamentals TS) resource_adaptor — invocation_type   Standard library extensions v2  (library fundamentals TS v2) propagate_const — ostream_joiner — randint observer_ptr — detection idiom   Standard library extensions v3  (library fundamentals TS v3) scope_exit — scope_fail — scope_success — unique_resource   Concurrency library extensions  (concurrency TS)   —   Transactional Memory  (TM TS)   Reflection  (reflection TS)
External Links  −  Non-ANSI/ISO Libraries  −  Index  −  std Symbol Index