std::queue<T,Container>:: back
From cppreference.net
C++
Containers library
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(C++17)
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(C++11)
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(C++26)
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(C++26)
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(C++11)
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| Associative | ||||
| Unordered associative | ||||
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(C++11)
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(C++11)
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(C++11)
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(C++11)
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(C++23)
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(C++23)
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(C++23)
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(C++23)
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(C++20)
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(C++23)
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| Iterator invalidation | ||||
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std::queue
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queue::back
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(C++23)
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(C++11)
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(C++11)
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(C++11)
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(C++23)
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| Deduction guides (C++17) |
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reference back
(
)
;
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const_reference back
(
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const
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返回队列中最后一个元素的引用。这是最近被推入的元素。实际上调用了 c. back ( ) 。
目录 |
参数
(无)
返回值
引用最后一个元素。
复杂度
常量。
参见
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访问首元素
(公开成员函数) |
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在末尾插入元素
(公开成员函数) |