std::priority_queue<T,Container,Compare>::empty - cppreference.com
From cppreference.com
Checks if the underlying container has no elements. Equivalent to: return c.empty().
Parameters
(none)
Return value
true if the underlying container is empty, false otherwise.
Complexity
Constant.
Example
#include <cassert> #include <queue> int main() { std::priority_queue<int> queue; assert(queue.empty()); queue.push(42); assert(!queue.empty()); queue.pop(); assert(queue.empty()); }
See also
| returns the number of elements (public member function) [edit] | |
| checks whether the container is empty (function template) [edit] |