operator==,!= (std::experimental::pmr::polymorphic_allocator)
From cppreference.net
<
cpp
|
experimental
|
polymorphic allocator
|
template
<
class
T1,
class
T2
>
bool operator == ( const polymorphic_allocator < T1 > & lhs, const polymorphic_allocator < T2 > & rhs ) noexcept ; |
||
|
template
<
class
T1,
class
T2
>
bool operator ! = ( const polymorphic_allocator < T1 > & lhs, const polymorphic_allocator < T2 > & rhs ) noexcept ; |
||
比较两个多态分配器。如果两个多态分配器的基础内存资源比较结果相等，则这两个分配器比较结果相等。
1)
返回
*
lhs.
resource
(
)
==
*
rhs.
resource
(
)
。
2)
返回
!
(
lhs
==
rhs
)
。
参数
| lhs, rhs | - | 待比较的多态分配器 |
返回值
1)
*
lhs.
resource
(
)
==
*
rhs.
resource
(
)
2)
!
(
lhs
==
rhs
)