Auf Englisch lesen

Teilen über


ServiceProviderKeyedServiceExtensions.GetRequiredKeyedService Method

Definition

Overloads

GetRequiredKeyedService(IServiceProvider, Type, Object)

Source:
ServiceProviderKeyedServiceExtensions.cs
Source:
ServiceProviderKeyedServiceExtensions.cs
Source:
ServiceProviderKeyedServiceExtensions.cs

Get service of type serviceType from the IServiceProvider.

public static object GetRequiredKeyedService (this IServiceProvider provider, Type serviceType, object? serviceKey);

Parameters

provider
IServiceProvider

The IServiceProvider to retrieve the service object from.

serviceType
Type

An object that specifies the type of service object to get.

serviceKey
Object

An object that specifies the key of service object to get.

Returns

A service object of type serviceType.

Exceptions

There is no service of type serviceType.

Applies to

.NET 9 (package-provided) und andere Versionen
Produkt Versionen
.NET 8 (package-provided), 9 (package-provided)
.NET Framework 4.7 (package-provided), 4.7.1 (package-provided), 4.7.2 (package-provided), 4.8 (package-provided)
.NET Standard 2.0 (package-provided), 2.1 (package-provided)

GetRequiredKeyedService<T>(IServiceProvider, Object)

Source:
ServiceProviderKeyedServiceExtensions.cs
Source:
ServiceProviderKeyedServiceExtensions.cs
Source:
ServiceProviderKeyedServiceExtensions.cs

Get service of type T from the IServiceProvider.

public static T GetRequiredKeyedService<T> (this IServiceProvider provider, object? serviceKey);

Type Parameters

T

The type of service object to get.

Parameters

provider
IServiceProvider

The IServiceProvider to retrieve the service object from.

serviceKey
Object

An object that specifies the key of service object to get.

Returns

T

A service object of type T.

Exceptions

There is no service of type T.

Applies to

.NET 9 (package-provided) und andere Versionen
Produkt Versionen
.NET 8 (package-provided), 9 (package-provided)
.NET Framework 4.7 (package-provided), 4.7.1 (package-provided), 4.7.2 (package-provided), 4.8 (package-provided)
.NET Standard 2.0 (package-provided), 2.1 (package-provided)