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ä½ç½®ï¼šé¦–页 > C++ å‚考手册 >工具库 >std::tuple > std::swap(std::tuple)
std::swap(std::tuple)
| template< class... Types > void swap( tuple<Types...>& lhs, tuple<Types...>& rhs ) noexcept(/* see below */); |
(C++11 èµ·) (C++20 å‰) |
|
| template< class... Types > constexpr void |
(C++20 èµ·) | |
äº¤æ¢ lhs 与 rhs 的内容。ç‰ä»·äºŽ lhs.swap(rhs) 。
|
æ¤å‡½æ•°ä¸å‚与é‡è½½å†³è®®ï¼Œé™¤éž std::is_swappable_v<Ti> 对æ¥è‡ªä»Ž 0 到 |
(C++17 èµ·) |
å‚æ•°
| lhs, rhs | - | è¦äº¤æ¢å†…容的 tuple
|
返回值
ï¼ˆæ— ï¼‰
异常
noexcept 规定： Â
noexcept(noexcept(lhs.swap(rhs)))