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MemoryCache.GetCacheItem Method

Returns the specified entry from the cache as a CacheItem instance.

Namespace:  System.Runtime.Caching
Assembly:  System.Runtime.Caching (in System.Runtime.Caching.dll)

public override CacheItem GetCacheItem(
	string key,
	string regionName


Type: System.String
A unique identifier for the cache entry to get.
Type: System.String
A named region in the cache to which a cache entry was added. Do not pass a value for this parameter. This parameter is null by default, because the MemoryCache class does not implement regions.

Return Value

Type: System.Runtime.Caching.CacheItem
A reference to the cache entry identified by key if the entry exists; otherwise, null.


regionName is not null.


key is null.

If the cache entry specified by key exists in the cache, the GetCacheItem method returns it as a CacheItem instance. The Key and Value properties of the CacheItem instance will be set. However, the RegionName property will be null, because regions are not implemented in the MemoryCache class.

.NET Framework

Supported in: 4

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.