HttpRequestCachePolicy.MaxAge Property

Reference

Definition

Namespace:: System.Net.Cache

Assemblies:: netstandard.dll, System.Net.Requests.dll

Assembly:: System.Net.Requests.dll

Assembly:: System.dll

Assembly:: netstandard.dll

Source:: HttpRequestCachePolicy.cs

Source:: HttpRequestCachePolicy.cs

Source:: HttpRequestCachePolicy.cs

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Gets the maximum age permitted for a resource returned from the cache.

public:
 property TimeSpan MaxAge { TimeSpan get(); };

public TimeSpan MaxAge { get; }

member this.MaxAge : TimeSpan

Public ReadOnly Property MaxAge As TimeSpan

Property Value

TimeSpan

A TimeSpan value that is set to the maximum age value specified when this instance was created. If no date was specified, this property's value is DateTime.MinValue.

Examples

The following code example demonstrates displaying the value of this property.

static HttpRequestCachePolicy^ CreateMaxAgePolicy( TimeSpan span )
{
   HttpRequestCachePolicy^ policy = gcnew HttpRequestCachePolicy( HttpCacheAgeControl::MaxAge,span );
   Console::WriteLine( L"Max age is {0}", policy->MaxAge );
   return policy;
}

public static HttpRequestCachePolicy CreateMaxAgePolicy(TimeSpan span)
{
    HttpRequestCachePolicy policy =
        new HttpRequestCachePolicy(HttpCacheAgeControl.MaxAge, span);
    Console.WriteLine("Max age is {0}", policy.MaxAge);
    return policy;
}

Remarks

If the cached copy of the resource is older than the specified time value, the resource must be revalidated. The value for this property is specified when the instance is constructed.

Applies to

Produkt	Versiounen
.NET	Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework	2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard	2.0, 2.1

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