std::get_unexpected
Defined in header <exception> | | |
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std::unexpected_handler get_unexpected(); | | (until C++17) (since c++11, deprecated in C++11) |
返回当前安装的std::unexpected_handler，它可能是空指针。
This function is thread-safe. Prior call to std::set_unexpected synchronizes-with (see std::memory_order) the subsequent calls to this function. | (since C++11) |
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参数
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返回值
当前安装的std::unexpected_handler...
例外
noexcept规格：
noexcept
另见
unexpected_handler (until C++17) | the type of the function called by std::unexpected (typedef) |
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set_unexpected (until C++17) | changes the function to be called by std::unexpected (function) |
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