SelectExpression.GetMappedProjection(ProjectionMember) 方法
定義
重要
部分資訊涉及發行前產品，在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊，不做任何明確或隱含的瑕疵擔保。
警告
Use GetProjection method using ProjectionBindingExpression to get mapped projection.
將投影映射到給定 ProjectionMember的 。
public System.Linq.Expressions.Expression GetMappedProjection(Microsoft.EntityFrameworkCore.Query.ProjectionMember projectionMember);[System.Obsolete("Use GetProjection method using ProjectionBindingExpression to get mapped projection.")]
public System.Linq.Expressions.Expression GetMappedProjection(Microsoft.EntityFrameworkCore.Query.ProjectionMember projectionMember);member this.GetMappedProjection : Microsoft.EntityFrameworkCore.Query.ProjectionMember -> System.Linq.Expressions.Expression[<System.Obsolete("Use GetProjection method using ProjectionBindingExpression to get mapped projection.")>]
member this.GetMappedProjection : Microsoft.EntityFrameworkCore.Query.ProjectionMember -> System.Linq.Expressions.ExpressionPublic Function GetMappedProjection (projectionMember As ProjectionMember) As Expression參數
- projectionMember
- ProjectionMember
投影構件用於在映射中搜尋。
傳回
給定投影成員的映射投影。
- 屬性
