template<classT>structis_aggregate; 參數 T 要查詢的類型。 備註 如果類型 T是標示aggregate的類別類型,則類型述詞的實例會保留 true,否則為 false。 如果T是類別類型,它必須是完整的類型。 需求 標頭:<type_traits> 命名空間:std 另請參閱 <type_traits> ...
is_aggregate std::is_aggregate 定义于头文件<type_traits> template<classT> structis_aggregate; (C++17 起) 检查T是否为聚合类型。若T为聚合类型,则成员常量value等于true,否则为false。 若std::remove_all_extents_t<T>是异于(可以有 cv 限定的)void的不完整类型,则行为未定义。
std::is_aggregate 定义于头文件<type_traits> template<classT> structis_aggregate; (C++17 起) 检查T是否为聚合类型。若T为聚合类型,则成员常量value等于true,否则为false。 若std::remove_all_extents_t<T>是异于(可以有 cv 限定的)void的不完整类型,则行为未定义。
std::is_aggregate std::has_unique_object_representations std::endian std::remove_cvref std::type_index C 数值极限接口 定宽整数类型 (C++11 起) std::is_bounded_array std::is_unbounded_array std::size_t std::nullptr_t std::is_integral std::rank std::is_void std::is_null_pointer std...
What is Aggregate? Aggregate is a fundamental concept in data processing and analytics, referring to the process of combining multiple data elements to simplify complex datasets. Aggregation can be applied to data in various ways, such as summing, counting, finding the average, or calculating the ...
IsAggregate IsBuiltIn IsNullable IsScalar MethodInfo 型号 ModelName 名称 parameters ReturnType 架构 StoreType 翻译 TypeMapping 方法 IReadOnlyDbFunctionParameter IReadOnlyElementType IReadOnlyEntityType IReadOnlyEntityTypeMappingFragment IReadOnlyForeignKey ...
Additionally, I present evidence that the price of aggregate volatility risk may be asymmetric.doi:10.2139/ssrn.2865319Stanley PeterburgskySSRN Electronic JournalPeterburgsky, Stanley, 2017, Is aggregate volatility a priced risk factor?, SSRN working paper....
[英]Returns whether this privilege is an aggregate privilege. [中]返回此权限是否为聚合权限。 代码示例 代码示例来源:origin: apache/jackrabbit publicbooleanisAggregate(){ returnprivilege.isAggregate(); } 代码示例来源:origin: apache/jackrabbit
1. In general, an aggregate is data composed of smaller pieces that form a larger whole.2. An aggregator is a program designed to collect data from multiple sources. For example, a user could use an RSS aggregator that collects their favorite web pages RSS feeds and instantly see all updat...
What is the definition of aggregate demand?Aggregate demand is equal to a nation’sgross domestic product(GDP) in the long-term. However, in the short-term, AD measures the total spending of the economy on domestic goods and services for a given period and at a givenprice level. Generally...