toolbox::functional::detail::has_size< T, typename > Struct Template Reference

检查类型是否有size()成员函数的类型特征 / Type trait to check if type has size() member function More...

#include <functional.hpp>

Inheritance diagram for toolbox::functional::detail::has_size< T, typename >:

Detailed Description

template<typename T, typename = void>
struct toolbox::functional::detail::has_size< T, typename >

检查类型是否有size()成员函数的类型特征 / Type trait to check if type has size() member function

static_assert(has_size<std::vector<int>>::value, "有size / has size");
static_assert(!has_size<int>::value, "没有size / no size");

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The documentation for this struct was generated from the following file:

• src/include/cpp-toolbox/functional/functional.hpp