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std::shared_lock::operator bool

STD：：共享[医]锁：：操作员bool

explicit operator bool() const;​(since C++14)

检查是否*this是否拥有一个锁定的互斥体。有效呼叫owns_lock()...

参数

%280%29

返回值

true如果*this拥有一个关联的互斥体，并拥有它的共享所有权，false否则。

例外

noexcept规格：

noexcept

另见

owns_locktests whether the lock owns its associated mutex (public member function)

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