private static void PrintFieldSet(FieldSet fieldSet, string prefix)
{
foreach (var field in fieldSet.Fields)
{
Group group;
if (fieldSet.TryGetGroup(field.Tag, out group))
{
Log(prefix + field.Tag.ToString() + "=> group of " + group.NumberOfInstances + " item(s)");
PrintGroup(group, prefix + " ");
Log(prefix + "<= end of group");
}
else
{
Log(prefix + field.Tag.ToString() + '=' + field.Value);
}
}
}