ServiceCollectionDescriptorExtensions.TryAdd 方法

定義

命名空間:

Microsoft.Extensions.DependencyInjection.Extensions

組件:

Microsoft.Extensions.DependencyInjection.Abstractions.dll

套件:

Microsoft.Extensions.DependencyInjection.Abstractions v9.0.0

多載

TryAdd(IServiceCollection, ServiceDescriptor)	如果尚未註冊服務類型，則將指定的 descriptor 新增至 collection。
TryAdd(IServiceCollection, IEnumerable<ServiceDescriptor>)	如果尚未註冊服務類型，則將指定的 descriptors 新增至 collection。

TryAdd(IServiceCollection, ServiceDescriptor)

來源:

ServiceCollectionDescriptorExtensions.cs

如果尚未註冊服務類型，則將指定的 descriptor 新增至 collection。

public:
[System::Runtime::CompilerServices::Extension]
 static void TryAdd(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, Microsoft::Extensions::DependencyInjection::ServiceDescriptor ^ descriptor);

public static void TryAdd (this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, Microsoft.Extensions.DependencyInjection.ServiceDescriptor descriptor);

static member TryAdd : Microsoft.Extensions.DependencyInjection.IServiceCollection * Microsoft.Extensions.DependencyInjection.ServiceDescriptor -> unit

<Extension()>
Public Sub TryAdd (collection As IServiceCollection, descriptor As ServiceDescriptor)

參數

collection

IServiceCollection

IServiceCollection。

descriptor

ServiceDescriptor

要加入的 ServiceDescriptor。

TryAdd(IServiceCollection, IEnumerable<ServiceDescriptor>)

來源:

ServiceCollectionDescriptorExtensions.cs

如果尚未註冊服務類型，則將指定的 descriptors 新增至 collection。

public:
[System::Runtime::CompilerServices::Extension]
 static void TryAdd(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, System::Collections::Generic::IEnumerable<Microsoft::Extensions::DependencyInjection::ServiceDescriptor ^> ^ descriptors);

public static void TryAdd (this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, System.Collections.Generic.IEnumerable<Microsoft.Extensions.DependencyInjection.ServiceDescriptor> descriptors);

static member TryAdd : Microsoft.Extensions.DependencyInjection.IServiceCollection * seq<Microsoft.Extensions.DependencyInjection.ServiceDescriptor> -> unit

<Extension()>
Public Sub TryAdd (collection As IServiceCollection, descriptors As IEnumerable(Of ServiceDescriptor))

參數

collection

IServiceCollection

IServiceCollection。

descriptors

IEnumerable<ServiceDescriptor>

要新增的 ServiceDescriptor。