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ObjectContext::TryGetObjectByKey Method (EntityKey^, Object^)
Entity Framework 6.0
Returns an object that has the specified entity key.
Assembly: EntityFramework (in EntityFramework.dll)
public: [SuppressMessageAttribute("Microsoft.Design", "CA1007:UseGenericsWhereAppropriate")] virtual bool TryGetObjectByKey( EntityKey^ key, [OutAttribute] Object^% value )
Parameters
- key
-
Type:
System.Data.Entity.Core::EntityKey^
The key of the object to be found.
- value
-
Type:
System::Object^
When this method returns, contains the object.
Return Value
Type: System::Booleantrue if the object was retrieved successfully. false if the key is temporary, the connection is null, or the value is null.
| Exception | Condition |
|---|---|
| ArgumentException | Incompatible metadata for key . |
| ArgumentNullException | key is null. |
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