Bagikan melalui


PropertyChangedEventData Konstruktor

Definisi

Membuat payload peristiwa.

public PropertyChangedEventData (Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase eventDefinition, Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase,Microsoft.EntityFrameworkCore.Diagnostics.EventData,string> messageGenerator, Microsoft.EntityFrameworkCore.ChangeTracking.EntityEntry entityEntry, Microsoft.EntityFrameworkCore.Metadata.IProperty property, object oldValue, object newValue);
public PropertyChangedEventData (Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase eventDefinition, Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase,Microsoft.EntityFrameworkCore.Diagnostics.EventData,string> messageGenerator, Microsoft.EntityFrameworkCore.ChangeTracking.EntityEntry entityEntry, Microsoft.EntityFrameworkCore.Metadata.IProperty property, object? oldValue, object? newValue);
new Microsoft.EntityFrameworkCore.Diagnostics.PropertyChangedEventData : Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase * Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase, Microsoft.EntityFrameworkCore.Diagnostics.EventData, string> * Microsoft.EntityFrameworkCore.ChangeTracking.EntityEntry * Microsoft.EntityFrameworkCore.Metadata.IProperty * obj * obj -> Microsoft.EntityFrameworkCore.Diagnostics.PropertyChangedEventData
Public Sub New (eventDefinition As EventDefinitionBase, messageGenerator As Func(Of EventDefinitionBase, EventData, String), entityEntry As EntityEntry, property As IProperty, oldValue As Object, newValue As Object)

Parameter

eventDefinition
EventDefinitionBase

Definisi peristiwa.

messageGenerator
Func<EventDefinitionBase,EventData,String>

Delegasi yang menghasilkan pesan log untuk kejadian ini.

entityEntry
EntityEntry

Entri untuk instans entitas tempat nilai properti telah berubah.

property
IProperty

Properti .

oldValue
Object

Nilai lama.

newValue
Object

Nilai baru.

Berlaku untuk