std::priority_queue<T,Container,Compare>::empty (3) - Linux Man Pages

std::priority_queue<T,Container,Compare>::empty: std::priority_queue<T,Container,Compare>::empty

NAME

std::priority_queue<T,Container,Compare>::empty - std::priority_queue<T,Container,Compare>::empty

Synopsis


bool empty() const; (until C++20)
[[nodiscard]] bool empty() const; (since C++20)


Checks if the underlying container has no elements, i.e. whether c.empty().

Parameters


(none)

Return value


true if the underlying container is empty, false otherwise

Complexity


Constant

See also


     returns the number of elements
size (public member function)