UseWhenExtensions.UseWhen Metodo

Definizione

Spazio dei nomi:

Microsoft.AspNetCore.Builder

Assembly:

Microsoft.AspNetCore.Http.Abstractions.dll

Pacchetto:

Microsoft.AspNetCore.App.Ref v9.0.0

Crea in modo condizionale un ramo nella pipeline di richiesta che viene ricongiurato alla pipeline principale.

public:
[System::Runtime::CompilerServices::Extension]
 static Microsoft::AspNetCore::Builder::IApplicationBuilder ^ UseWhen(Microsoft::AspNetCore::Builder::IApplicationBuilder ^ app, Func<Microsoft::AspNetCore::Http::HttpContext ^, bool> ^ predicate, Action<Microsoft::AspNetCore::Builder::IApplicationBuilder ^> ^ configuration);

public static Microsoft.AspNetCore.Builder.IApplicationBuilder UseWhen (this Microsoft.AspNetCore.Builder.IApplicationBuilder app, Func<Microsoft.AspNetCore.Http.HttpContext,bool> predicate, Action<Microsoft.AspNetCore.Builder.IApplicationBuilder> configuration);

static member UseWhen : Microsoft.AspNetCore.Builder.IApplicationBuilder * Func<Microsoft.AspNetCore.Http.HttpContext, bool> * Action<Microsoft.AspNetCore.Builder.IApplicationBuilder> -> Microsoft.AspNetCore.Builder.IApplicationBuilder

<Extension()>
Public Function UseWhen (app As IApplicationBuilder, predicate As Func(Of HttpContext, Boolean), configuration As Action(Of IApplicationBuilder)) As IApplicationBuilder

Parametri

app

IApplicationBuilder

predicate

Func<HttpContext,Boolean>

Richiamato con l'ambiente della richiesta per determinare se il ramo deve essere utilizzato.

configuration

Action<IApplicationBuilder>

Configura un ramo da utilizzare.

Restituisce

IApplicationBuilder