# HttpKnownHeaderNames.AccessControlMaxAge

Kind: Field  
Namespace: `Sisk.Core.Http`  
Assembly: `Sisk.Core.dll`  
Source: https://docs.sisk-framework.org/api/Sisk.Core.Http.HttpKnownHeaderNames.AccessControlMaxAge.html

## AccessControlMaxAge {#Sisk_Core_Http_HttpKnownHeaderNames_AccessControlMaxAge}

The HTTP Access-Control-Max-Age header.

Specifies how long the results of a preflight request can be cached, reducing the number of preflight requests made.

```csharp
public const string AccessControlMaxAge = "Access-Control-Max-Age"
```

### Field Value

[string](https://learn.microsoft.com/dotnet/api/system.string)