std::vector::capacity

 

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std::vector

成员函数 Original: Member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

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元素的访问 Original: Element access The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

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迭代器 Original: Iterators The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

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容量 Original: Capacity The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

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size_type capacity() const;

返回容器目前已分配空间的元素数.

Original:

Returns the number of elements that the container has currently allocated space for.

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参数

（无）

Original:

(none)

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返回值

当前分配的存储容量

Original:

capacity of the currently allocated storage

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例外

noexcept specification:  

noexcept

  （C++11 起）

复杂性

常数

Original:

Constant

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另请参阅

size	返回的元素数 Original: returns the number of elements The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
reserve	储备存储 Original: reserves storage The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）