std::is_error_condition_enum<std::errc>
Defined in header <system_error> | | |
|---|---|---|
template<> struct is_error_condition_enum<std::errc> : std::true_type; | | (since C++11) |
指定std::errc是错误条件枚举。这使得隐式转换成为可能。std::error_condition...
继承自STD：积分[医]常量
成员常数
value static | true (public static member constant) |
|---|
成员函数
operator bool | converts the object to bool, returns value (public member function) |
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operator() (C++14) | returns value (public member function) |
成员类型
Type | Definition |
|---|---|
value_type | bool |
type | std::integral_constant<bool, value> |
另见
is_error_condition_enum (C++11) | identifies an enumeration as an std::error_condition (class template) |
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