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std::lock_guard<Mutex>::~lock_guard

From cppreference.com
< cpp‎ | thread‎ | lock guard
 
 
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std::lock_guard
Member functions
lock_guard::~lock_guard
 
~lock_guard();
(since C++11)

Releases the ownership of the owned mutex.

Effectively calls m.unlock() where m is the mutex passed to the lock_guard's constructor.