cppreference.com 创建账户 页面 讨论 变换 查看 编辑 历史 std::reference_wrapper<T>::reference_wrapperC++ 工具库 函数对象 std::reference_wrapper template< class U > reference_wrapper( U&& x ) noexcept(/* 见下文 */) ; (1) (C++11 起)
在C++23中,std::basic_common_reference针对std::reference_wrapper的特化已经实现了提案中的要求。以下是一个示例: 代码语言:cpp 代码运行次数:0 运行 AI代码解释 #include<concepts>#include<functional>static_assert(std::same_as<std::common_reference_t<int&,std::reference_wrapper<int>>,int&>);static_...
4. Further Readings std::reference_wrapper - cppreference reference_wrapper for incomplete types - ProposalLinked Questions Try these linked questions to test your knowledge of the covered subject. Array of reference_wrapper: an alternate array of referencesComments...
实施reference_wrapper 对象上的比较运算。 1,2) 比较两个 reference_wrapper 对象。当且仅当 lhs.get() 和rhs.get() 相等时两对象比较相等。1) 此重载只有在表达式 lhs.get() == rhs.get() 良构且它的结果可转换到 bool 时才会参与重载决议。
See also getoperator T& accesses the stored reference (public member function) Retrieved from "https://en.cppreference.com/mwiki/index.php?title=cpp/utility/functional/reference_wrapper/operator()&oldid=171006" Category: conditionally noexceptNavigation...
From cppreference.com Function objects std::reference_wrapper Member functions reference_wrapper::reference_wrapper reference_wrapper::operator= reference_wrapper::getreference_wrapper::operator T& reference_wrapper::operator() Non-member functions
，所以我不想展示如何实现完整的std::bind，而是展示一个自定义的bind模板，它足以满足cppreference上的...
1添加新项，2存储此项的引用。如果向量在调用emplace_back时被斥责，则所有引用都无效，您引用的是不...
I have implemented it myself below, using the implementation from cppreference.com, if anyone wants to try to parse this mess: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ...
实际结果是std::reference_wrapper<const T>不能从T或const T类型的右值构造，也不能从任何其他更愿意...