Olvasás angol nyelven Szerkesztés

Megosztás a következőn keresztül:

INotifyPropertyChanging.PropertyChanging Event

  • Reference

Definition

Namespace:
System.ComponentModel
Assemblies:
System.dll, System.ObjectModel.dll
Assemblies:
netstandard.dll, System.ObjectModel.dll
Assembly:
System.ObjectModel.dll
Assembly:
System.dll
Assembly:
netstandard.dll

Occurs when a property value is changing.

C# 
event System.ComponentModel.PropertyChangingEventHandler PropertyChanging;
C# 
event System.ComponentModel.PropertyChangingEventHandler? PropertyChanging;

Event Type

PropertyChangingEventHandler

Applies to

Termék Verziók
.NET Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 1.3, 1.4, 1.6, 2.0, 2.1
UWP 10.0