NCache 4.6 - Online Documentation

Setting Sliding Expiration with CacheItem

In the following example, Sliding Expiration time period is set by assigning it as a property of a CacheItem object in NCache.
      To utilize the API, include the following namespace in your application: Alachisoft.NCache.Web.Caching.
        // Setting sliding expiration of 10 seconds.
        cacheItem.SlidingExpiration = new TimeSpan(0, 0, 10);
        string key = "Product:" + product.ProductID;
            cache.Add(key, cacheItem, DSWriteOption.None, null);
        catch (Exception ex)
            // handle exception
See Also