Cache.NoSlidingExpiration Field (System.Web.Caching)

NoSlidingExpiration Field

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This page is specific to

Microsoft Visual Studio 2005/.NET Framework 2.0

Other versions are also available for the following:

Cache.NoSlidingExpiration Field

Used as the slidingExpiration parameter in an Insert or Add method call to disable sliding expirations. This field is read-only.

Namespace: System.Web.Caching
Assembly: System.Web (in system.web.dll)

Syntax

Visual Basic (Declaration)

Public Shared ReadOnly NoSlidingExpiration As TimeSpan

Visual Basic (Usage)

Dim value As TimeSpan

value = Cache.NoSlidingExpiration

public static readonly TimeSpan NoSlidingExpiration

C++

public:
static initonly TimeSpan NoSlidingExpiration

public static final TimeSpan NoSlidingExpiration

JScript

public static final var NoSlidingExpiration : TimeSpan

XAML

Not applicable.

Remarks

When used, this field sets the slidingExpiration parameter to the TimeSpan.Zero field, which has a constant value of zero. The cached item expires in accordance with the absoluteExpiration parameter associated with the Insert or Add method call.

Topic	Location
How to: Add Items to the Cache	Building ASP .NET Web Applications
How to: Add Items to the Cache	Building ASP .NET Web Applications
How to: Add Items to the Cache	Building ASP .NET Web Applications in Visual Studio
How to: Add Items to the Cache	Building ASP .NET Web Applications in Visual Studio

Example

The following example demonstrates how to use the Insert method to add an item to the Cache object using the NoSlidingExpiration field.

Visual Basic

Cache.Insert("DSN", connectionString, Nothing, DateTime.Now.AddMinutes(2), System.Web.Caching.Cache.NoSlidingExpiration)

Cache.Insert("DSN", connectionString, null, DateTime.Now.AddMinutes(2), System.Web.Caching.Cache.NoSlidingExpiration);

get_Cache().Insert("DSN", connectionString, null, 
    DateTime.get_Now().AddMinutes(2), 
    System.Web.Caching.Cache.NoSlidingExpiration);

Platforms

Windows 98, Windows Server 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

Version Information

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

Reference

Cache Class
Cache Members
System.Web.Caching Namespace
Zero
Insert