std::vector::capacity
size_type capacity() const; | | |
|---|
返回容器当前已为其分配空间的元素数。
参数
%280%29
返回值
当前分配的存储空间的容量。
例外
(none) | (until C++11) |
|---|---|
noexcept specification: noexcept | (since C++11) |
复杂性
常量。
另见
size | returns the number of elements (public member function) |
|---|---|
reserve | reserves storage (public member function) |
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