ObservableHashSet<T>.PropertyChanging 事件

參考

定義

命名空間:: Microsoft.EntityFrameworkCore.ChangeTracking

組件:: Microsoft.EntityFrameworkCore.dll

套件:: Microsoft.EntityFrameworkCore v1.0.6

套件:: Microsoft.EntityFrameworkCore v1.1.6

套件:: Microsoft.EntityFrameworkCore v2.0.3

套件:: Microsoft.EntityFrameworkCore v2.1.11

套件:: Microsoft.EntityFrameworkCore v2.2.6

套件:: Microsoft.EntityFrameworkCore v3.0.0

套件:: Microsoft.EntityFrameworkCore v3.1.0

套件:: Microsoft.EntityFrameworkCore v5.0.0

套件:: Microsoft.EntityFrameworkCore v6.0.0

套件:: Microsoft.EntityFrameworkCore v7.0.0

套件:: Microsoft.EntityFrameworkCore v8.0.0

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。

發生于此雜湊集的屬性 (，例如 Count) 變更時。

public virtual event System.ComponentModel.PropertyChangingEventHandler PropertyChanging;

public virtual event System.ComponentModel.PropertyChangingEventHandler? PropertyChanging;

public event System.ComponentModel.PropertyChangingEventHandler? PropertyChanging;

member this.PropertyChanging : System.ComponentModel.PropertyChangingEventHandler

Public Overridable Event PropertyChanging As PropertyChangingEventHandler

Public Event PropertyChanging As PropertyChangingEventHandler

事件類型

PropertyChangingEventHandler

實作

PropertyChanging

適用於