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Variants

std::shared_lock<Mutex>:: mutex

From cppreference.net
Concurrency support library
Threads
(C++11)
(C++20)
this_thread namespace
(C++11)
(C++11)
Cooperative cancellation
Mutual exclusion
Generic lock management
Condition variables
(C++11)
Semaphores
Latches and Barriers
(C++20)
(C++20)
Futures
(C++11)
(C++11)
(C++11)
Safe reclamation
Hazard pointers
Atomic types
(C++11)
(C++20)
Initialization of atomic types
(C++11) (deprecated in C++20)
(C++11) (deprecated in C++20)
Memory ordering
(C++11) (deprecated in C++26)
Free functions for atomic operations
Free functions for atomic flags
mutex_type * mutex ( ) const noexcept ;
(自 C++14 起)

返回指向关联互斥锁的指针,若无关联互斥锁则返回空指针。

参数

(无)

返回值

指向关联互斥量的指针,若无关联互斥量则为空指针。

示例