std::unique_lock<Mutex>::operator bool
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std::unique_lock
Member functions
Locking
Modifiers
Observers
unique_lock::operator bool
Non-member functions
explicit operator bool() const noexcept;
(since C++11)
Checks whether *this owns a locked mutex or not. Effectively calls owns_lock() .
[edit] Parameters
(none)
[edit] Return value
true if *this has an associated mutex and has acquired ownership of it, false otherwise.