ServiceCollectionDescriptorExtensions.TryAdd Method

Definition

Namespace:

Microsoft.Extensions.DependencyInjection.Extensions

Assembly:

Microsoft.Extensions.DependencyInjection.Abstractions.dll

Package:

Microsoft.Extensions.DependencyInjection.Abstractions v9.0.0

Overloads

TryAdd(IServiceCollection, ServiceDescriptor)	Adds the specified descriptor to the collection if the service type hasn't already been registered.
TryAdd(IServiceCollection, IEnumerable<ServiceDescriptor>)	Adds the specified descriptors to the collection if the service type hasn't already been registered.

TryAdd(IServiceCollection, ServiceDescriptor)

Source:

ServiceCollectionDescriptorExtensions.cs

Adds the specified descriptor to the collection if the service type hasn't already been registered.

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)

Parameters

collection

IServiceCollection

The IServiceCollection.

descriptor

ServiceDescriptor

The ServiceDescriptor to add.

TryAdd(IServiceCollection, IEnumerable<ServiceDescriptor>)

Source:

ServiceCollectionDescriptorExtensions.cs

Adds the specified descriptors to the collection if the service type hasn't already been registered.

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))

Parameters

collection

IServiceCollection

The IServiceCollection.

descriptors

IEnumerable<ServiceDescriptor>

The ServiceDescriptors to add.