DbContextOptions.FindExtension<TExtension> 方法

  • 参考

定义

命名空间:
Microsoft.EntityFrameworkCore
程序集:
Microsoft.EntityFrameworkCore.dll
包:
Microsoft.EntityFrameworkCore v1.0.6
包:
Microsoft.EntityFrameworkCore v1.1.6
包:
Microsoft.EntityFrameworkCore v2.0.3
包:
Microsoft.EntityFrameworkCore v2.1.11
包:
Microsoft.EntityFrameworkCore v2.2.6
包:
Microsoft.EntityFrameworkCore v3.0.0
包:
Microsoft.EntityFrameworkCore v3.1.0
包:
Microsoft.EntityFrameworkCore v5.0.0
包:
Microsoft.EntityFrameworkCore v6.0.0
包:
Microsoft.EntityFrameworkCore v7.0.0
包:
Microsoft.EntityFrameworkCore v8.0.0

获取指定类型的扩展。 null如果未配置指定类型的扩展，则返回 。

public virtual TExtension FindExtension<TExtension> () where TExtension : class, Microsoft.EntityFrameworkCore.Infrastructure.IDbContextOptionsExtension;
public virtual TExtension? FindExtension<TExtension> () where TExtension : class, Microsoft.EntityFrameworkCore.Infrastructure.IDbContextOptionsExtension;
abstract member FindExtension : unit -> 'Extension (requires 'Extension : null and 'Extension :> Microsoft.EntityFrameworkCore.Infrastructure.IDbContextOptionsExtension)
override this.FindExtension : unit -> 'Extension (requires 'Extension : null and 'Extension :> Microsoft.EntityFrameworkCore.Infrastructure.IDbContextOptionsExtension)
Public Overridable Function FindExtension(Of TExtension As {Class, IDbContextOptionsExtension}) () As TExtension

类型参数

TExtension

要获取的扩展的类型。

返回

TExtension

扩展;如果未找到任何扩展， null 则为 。

实现

FindExtension<TExtension>()

适用于