std::uses_allocator<std::priority_queue>

From cppreference.com

Defined in header <queue>
template < class T, class Container, class Compare, class Alloc >

struct uses_allocator< std::priority_queue <T, Compare, Container>, Alloc>

: std::uses_allocator <Container, Alloc> :: type { } ;
(since C++11)

Provides a transparent specialization of the std::uses_allocator type trait for std::priority_queue

Inherited from std::integral_constant

Member constants

value
[static]
true
(public static member constant)

Member functions

operator bool
converts the object to bool, returns value
(public member function)
operator()
(C++14)
returns value
(public member function)

Member types

Type Definition
value_type bool
type std::integral_constant < bool, value>

Example

#include <memory>
#include <queue>
 
static_assert(
    std::uses_allocator<std::priority_queue<int>, void>::value == false &&
    std::uses_allocator<std::priority_queue<int>, std::allocator<int>>::value == true
);
 
int main() {}

See also

(C++11)
checks if the specified type supports uses-allocator construction
(class template)