Using Wrapper objects to Properly clean up excel interop objects

Question

All of these questions:

• Excel 2007 Hangs When Closing via .NET
• How to properly clean up Excel interop objects in C#
• How to properly clean up inte

Answer 1

For what it's worth, the Excel Refresh Service on codeplex uses this logic:

    public static void UsingCOM(T reference, Action doThis) where T : class
    {
        if (reference == null) return;
        try
        {
            doThis(reference);
        }
        finally
        {
            Marshal.ReleaseComObject(reference);
        }
    }