Parameters
- key
 - The item key.
 
Return Value
The copy (clone) of item data.
        | Exception | Description | 
|---|---|
| System.ArgumentNullException | Thrown if key is null or empty. | 
| System.ObjectDisposedException | Thrown if this instance is disposed. | 
| System.InvalidOperationException | Thrown if item with specified key is locked. | 
| System.ArgumentException | Thrown if key is not found. | 
Target Platforms: .NET 10; .NET 9; .NET 8; .NET 7; .NET 6; .NET Framework 4.8, 4.7, 4.6, 4.5, 4.0, 3.5