RedactionDump.cs

// For complete examples and data files, please go to https://github.com/groupdocs-redaction/GroupDocs.Redaction-for-.NET
public class RedactionDump : IRedactionCallback
{
    public RedactionDump()
    {
    }

    public bool AcceptRedaction(RedactionDescription description)
    {
        Console.Write("{0} redaction, {1} action, item {2}. ", description.RedactionType, description.ActionType, description.OriginalText);
        if (description.Replacement != null)
        {
            Console.Write("Text {0} is replaced with {1}. ", description.Replacement.OriginalText, description.Replacement.Replacement);
        }
        Console.WriteLine();
        // you can return "false" here to prevent particular change during redaction process
        return true;
    }
}