
C++ keyword: using - cppreference.com
Aug 14, 2024 · Usage using-directives for namespaces and using-declarations for namespace members using-declarations for class members using-enum-declarations for enumerators …
C++ keywords - cppreference.com
Apr 26, 2025 · Also, all identifiers that contain a double underscore __ in any position and each identifier that begins with an underscore followed by an uppercase letter is always reserved, …
cppreference.com
Mar 30, 2025 · 27 August 2025: Sorry for the delay, everyone. Finding the time to work on the upgrade has proven more challenging than expected. Hopefully we'll be able to get back to …
Using-declaration - cppreference.com
Apr 15, 2025 · Using-declaration Introduces a name that is defined elsewhere into the declarative region where this using-declaration appears. See using enum and (since C++20) using …
Namespaces - cppreference.com
Aug 14, 2024 · Using-declarations Introduces a name that is defined elsewhere into the declarative region where this using-declaration appears.
Type alias, alias template (since C++11) - cppreference.com
Aug 12, 2024 · Type alias is a name that refers to a previously defined type (similar to typedef).
User-defined literals (since C++11) - cppreference.com
Apr 16, 2025 · Allows integer, floating-point, character, and string literals to produce objects of user-defined type by defining a user-defined suffix.
Partial template specialization - cppreference.com
Apr 17, 2025 · Partial specialization may be declared in any scope where its primary template may be defined (which may be different from the scope where the primary template is defined; …
Initialization - cppreference.com
Dec 31, 2024 · 1)Unordered dynamic initialization, which applies only to (static/thread-local) class template static data members and variable templates (since C++14) that aren't explicitly …
std::conditional - cppreference.com
Jun 5, 2023 · Provides member typedef type, which is defined as T if B is true at compile time, or as F if B is false. If the program adds specializations for std::conditional, the behavior is …