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#if NET20 || NET30 //|| !NET_4_6
namespace System.Runtime.CompilerServices
{
public class StrongBox<T> : IStrongBox
{
public T Value;
public StrongBox()
{
// Empty
}
public StrongBox(T value)
{
Value = value;
}
object IStrongBox.Value
{
get { return Value; }
set { Value = (T)value; }
}
}
}
#endif