MemoryCache.Item[String] Property


Gets or sets a value in the cache by using the default indexer property for an instance of the MemoryCache class.

 virtual property System::Object ^ default[System::String ^] { System::Object ^ get(System::String ^ key); void set(System::String ^ key, System::Object ^ value); };
public override object this[string key] { get; set; }
member this.Item(string) : obj with get, set
Default Public Overrides Property Item(key As String) As Object



A unique identifier for the cache value to get or set.

Property Value

The value in the cache instance for the specified key, if the entry exists; otherwise, null.


key is null.


The inserted value is null.


When you set this property, the value is inserted into the cache. The expiration policy for the cache entry is set to InfiniteAbsoluteExpiration. If a cache entry with a matching key already exists, its value is updated.

Applies to