std::vector<T,Allocator>::capacity (3) - Linux Manuals

std::vector<T,Allocator>::capacity: std::vector<T,Allocator>::capacity

NAME

std::vector<T,Allocator>::capacity - std::vector<T,Allocator>::capacity

Synopsis


size_type capacity() const; (until C++11)
size_type capacity() const noexcept; (since C++11)


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

Parameters


(none)

Return value


Capacity of the currently allocated storage.

Complexity


Constant.

See also


        returns the number of elements
size (public member function)
        reserves storage
reserve (public member function)