MemoryCacheExtensions.Get<TItem> method

Reads the value with specified key from the local cache. If it doesn't exists in cache, calls the loader function to generate value (from database etc.) and adds it to the cache. If loader returns a null value, it is written to the cache as DBNull.Value.

public static TItem? Get<TItem>(this IMemoryCache cache, object cacheKey, TimeSpan expiration, 
    Func<TItem?>? loader)
    where TItem : class

parameter	description
TItem	Data type
cache	Cache
cacheKey	Key
expiration	Expiration (TimeSpan.Zero means no expiration)
loader	Loader function that will be called if item doesn't exist in the cache.

See Also

• class MemoryCacheExtensions