FromServicesAttribute Kelas
Definisi
Penting
Beberapa informasi terkait produk prarilis yang dapat diubah secara signifikan sebelum dirilis. Microsoft tidak memberikan jaminan, tersirat maupun tersurat, sehubungan dengan informasi yang diberikan di sini.
Menentukan bahwa parameter atau properti harus terikat menggunakan layanan permintaan.
public ref class FromServicesAttribute : Attribute, Microsoft::AspNetCore::Mvc::ModelBinding::IBindingSourceMetadata
[System.AttributeUsage(System.AttributeTargets.Parameter, AllowMultiple=false, Inherited=true)]
public class FromServicesAttribute : Attribute, Microsoft.AspNetCore.Mvc.ModelBinding.IBindingSourceMetadata
[System.AttributeUsage(System.AttributeTargets.Parameter, AllowMultiple=false, Inherited=true)]
public class FromServicesAttribute : Attribute, Microsoft.AspNetCore.Http.Metadata.IFromServiceMetadata, Microsoft.AspNetCore.Mvc.ModelBinding.IBindingSourceMetadata
[System.AttributeUsage(System.AttributeTargets.Parameter | System.AttributeTargets.Property, AllowMultiple=false, Inherited=true)]
public class FromServicesAttribute : Attribute, Microsoft.AspNetCore.Http.Metadata.IFromServiceMetadata, Microsoft.AspNetCore.Mvc.ModelBinding.IBindingSourceMetadata
[<System.AttributeUsage(System.AttributeTargets.Parameter, AllowMultiple=false, Inherited=true)>]
type FromServicesAttribute = class
inherit Attribute
interface IBindingSourceMetadata
[<System.AttributeUsage(System.AttributeTargets.Parameter, AllowMultiple=false, Inherited=true)>]
type FromServicesAttribute = class
inherit Attribute
interface IBindingSourceMetadata
interface IFromServiceMetadata
[<System.AttributeUsage(System.AttributeTargets.Parameter | System.AttributeTargets.Property, AllowMultiple=false, Inherited=true)>]
type FromServicesAttribute = class
inherit Attribute
interface IBindingSourceMetadata
interface IFromServiceMetadata
Public Class FromServicesAttribute
Inherits Attribute
Implements IBindingSourceMetadata
Public Class FromServicesAttribute
Inherits Attribute
Implements IBindingSourceMetadata, IFromServiceMetadata
- Warisan
-
FromServicesAttribute
- Atribut
- Penerapan
Contoh
Dalam contoh ini implementasi IProductModelRequestService terdaftar sebagai layanan. Kemudian dalam tindakan GetProduct, parameter terikat ke instans IProductModelRequestService yang diselesaikan dari layanan permintaan.
[HttpGet]
public ProductModel GetProduct([FromServices] IProductModelRequestService productModelRequest)
{
return productModelRequest.Value;
}
Konstruktor
FromServicesAttribute() |
Menentukan bahwa parameter atau properti harus terikat menggunakan layanan permintaan. |
Properti
BindingSource |
BindingSourceMendapatkan . |