DbExpressionBuilder.Parameter(TypeUsage, String) 方法

定义

创建一个新的 DbParameterReferenceExpression,它使用指定的名称和类型引用参数。Creates a new DbParameterReferenceExpression that references a parameter with the specified name and type.

public:
[System::Runtime::CompilerServices::Extension]
 static System::Data::Common::CommandTrees::DbParameterReferenceExpression ^ Parameter(System::Data::Metadata::Edm::TypeUsage ^ type, System::String ^ name);
public static System.Data.Common.CommandTrees.DbParameterReferenceExpression Parameter (this System.Data.Metadata.Edm.TypeUsage type, string name);
static member Parameter : System.Data.Metadata.Edm.TypeUsage * string -> System.Data.Common.CommandTrees.DbParameterReferenceExpression
<Extension()>
Public Function Parameter (type As TypeUsage, name As String) As DbParameterReferenceExpression

参数

type
TypeUsage

被引用参数的类型。The type of the referenced parameter.

name
String

所引用的参数的名称。The name of the referenced parameter.

返回

DbParameterReferenceExpression

以指定名称和类型表示参数的引用的 DbParameterReferenceExpression。A DbParameterReferenceExpression that represents a reference to a parameter with the specified name and type. 该表达式的结果类型将与 type 的结果类型相同。The result type of the expression will be the same as type.

适用于