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std::system_error::code

STD：系统[医]错误：：代码

const std::error_code& code() const;​(since C++11)

返回存储的错误代码。

参数

%280%29

返回值

存储的错误代码。

例外

noexcept规格：

noexcept

另见

what virtualreturns explanatory string (virtual public member function)

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