DefaultExpressionVisitor.VisitFunctionAggregate 方法

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实现函数聚合的访问者模式。

命名空间:  System.Data.Entity.Core.Common.CommandTrees
程序集:  EntityFramework(在 EntityFramework.dll 中)

语法

声明
Protected Overridable Function VisitFunctionAggregate ( _
    aggregate As DbFunctionAggregate _
) As DbFunctionAggregate
用法
Dim aggregate As DbFunctionAggregate 
Dim returnValue As DbFunctionAggregate 

returnValue = Me.VisitFunctionAggregate(aggregate)
protected virtual DbFunctionAggregate VisitFunctionAggregate(
    DbFunctionAggregate aggregate
)
protected:
virtual DbFunctionAggregate^ VisitFunctionAggregate(
    DbFunctionAggregate^ aggregate
)
abstract VisitFunctionAggregate : 
        aggregate:DbFunctionAggregate -> DbFunctionAggregate  
override VisitFunctionAggregate : 
        aggregate:DbFunctionAggregate -> DbFunctionAggregate
protected function VisitFunctionAggregate(
    aggregate : DbFunctionAggregate
) : DbFunctionAggregate

参数

返回值

类型:System.Data.Entity.Core.Common.CommandTrees.DbFunctionAggregate
实现的访问者模式。

请参阅

参考

DefaultExpressionVisitor 类

System.Data.Entity.Core.Common.CommandTrees 命名空间