2024年8月11日 · Canonical implementations. Besides the restrictions above, the language puts no other constraints on what the overloaded operators do, or on the return type (it does not participate in overload resolution), but in general, overloaded operators are expected to behave as similar as possible to the built-in operators: operator + is expected to add, rather than …

2024年3月12日 · News: 7 June 2019: New version of the offline archive; 28 October 2018: New version of the offline archive; 11 March 2018: New version of the offline archive

2024年9月13日 · Module declarations. A translation unit may have a module declaration, in which case it is considered a module unit.The module declaration, if provided, must be the first declaration of the translation unit (excepted the global module fragment, which is covered later on).Each module unit is associated to a module name (and optionally a partition), provided in …

cppreference.com pop_heap .....41 prev_permutation .....41

cppreference.com #define Syntax: #define macro-name replacement-string The #define command is used to make substitutions throughout the file in which it is located.

2024年8月14日 · Templates are parameterized by one or more template parameters, of three kinds: type template parameters, non-type template parameters, and template template parameters.. When template arguments are provided, or, for function and class (since C++17) templates only, deduced, they are substituted for the template parameters to obtain a …

2024年8月22日 · Standard attributes. The following attributes are defined by the C++ standard. Standard attributes cannot be syntactically ignored: they cannot contain syntax errors, must be applied to the correct target, and entities in the arguments must be ODR-use.. Standard attributes cannot be semantically ignored either: the behavior with all instances of a particular standard …

2023年12月8日 · Manipulators are helper functions that make it possible to control input/output streams using operator << or operator >>.. The manipulators that are invoked without arguments (e.g. std:: cout << std:: boolalpha; or std:: cin >> std:: hex;) are implemented as functions that take a reference to a stream as their only argument.The special overloads of …

2024年6月13日 · Statements are fragments of the C++ program that are executed in sequence. The body of any function is a sequence of statements. For example:

2014年3月20日 · Warning: This wiki is part of the deprecated and unmaintained CppReference Book project. For up-to-date information on C++, see the main reference at cppreference.com.