ObjectCache::Contains Method (String^, String^)
.NET Framework (current version)
When overridden in a derived class, checks whether the cache entry already exists in the cache.
Assembly: System.Runtime.Caching (in System.Runtime.Caching.dll)
Parameters
- key
-
Type:
System::String^
A unique identifier for the cache entry.
- regionName
-
Type:
System::String^
Optional. A named region in the cache where the cache can be found, if regions are implemented. The default value for the optional parameter is null.
Return Value
Type: System::Booleantrue if the cache contains a cache entry with the same key value as key; otherwise, false.
.NET Framework
Available since 4.0
Available since 4.0
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