size_type size() const; |
Returns the number of elements in the underlying container, that is, c.size().
(none).
The number of elements in the container.
Constant.
| checks whether the underlying container is empty (public member function) |
© cppreference.com
Licensed under the Creative Commons Attribution-ShareAlike Unported License v3.0.
http://en.cppreference.com/w/cpp/container/queue/size