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std::shared_mutex::unlock

void unlock();

(since C++17)

Unlocks the mutex.

The mutex must be locked by the current thread of execution, otherwise, the behavior is undefined.

This operation synchronizes-with (as defined in std::memory_order) any subsequent lock operation that obtains ownership of the same mutex.

(none).

(none).

(none).

unlock() is usually not called directly: std::unique_lock and std::lock_guard are used to manage exclusive locking.

lock	locks the mutex, blocks if the mutex is not available (public member function)
try_lock	tries to lock the mutex, returns if the mutex is not available (public member function)