YSTest: ystdex::is_contravariant< std::tuple< _tFroms... >, std::tuple< _tTos... > > 模板结构体 参考

YSTest PreAlpha_b900_20201012 The YSLib Test Project

ystdex::is_contravariant< std::tuple< _tFroms... >, std::tuple< _tTos... > > 模板结构体 参考

`#include <function.hpp>`

类 ystdex::is_contravariant< std::tuple< _tFroms... >, std::tuple< _tTos... > > 继承关系图:
[图例]
ystdex::is_contravariant< std::tuple< _tFroms... >, std::tuple< _tTos... > > 的协作图:
[图例]

## 详细描述

### template<typename... _tFroms, typename... _tTos>
struct ystdex::is_contravariant< std::tuple< _tFroms... >, std::tuple< _tTos... > >

在文件 function.hpp 第 195 行定义.

该结构体的文档由以下文件生成:

- function.hpp