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IPrincipalKeyValueFactory<TKey>.CreateFromOriginalValues Metode

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Definisi

Ruang nama:
Microsoft.EntityFrameworkCore.ChangeTracking
Rakitan:
Microsoft.EntityFrameworkCore.dll
Paket:
Microsoft.EntityFrameworkCore v5.0.0
Paket:
Microsoft.EntityFrameworkCore v6.0.0
Paket:
Microsoft.EntityFrameworkCore v7.0.0
Paket:
Microsoft.EntityFrameworkCore v8.0.0

Membuat objek kunci dari nilai kunci asli dalam entri yang diberikan.

public TKey CreateFromOriginalValues (Microsoft.EntityFrameworkCore.Update.IUpdateEntry entry);
public TKey? CreateFromOriginalValues (Microsoft.EntityFrameworkCore.Update.IUpdateEntry entry);
abstract member CreateFromOriginalValues : Microsoft.EntityFrameworkCore.Update.IUpdateEntry -> 'Key
Public Function CreateFromOriginalValues (entry As IUpdateEntry) As TKey

Parameter

entry
IUpdateEntry

Entri yang melacak instans entitas.

Mengembalikan

TKey

Nilai kunci.

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