public int CompareTo(object iOther)
{
if (iOther is RoyalGazette)
{
Int32 retval = 0;
RoyalGazette value2 = (RoyalGazette)iOther;
retval = Volume.CompareTo(value2.Volume);
if (retval == 0)
{
retval = Issue.CompareTo(value2.Issue);
if (retval == 0)
{
retval = PageInfo.CompareTo(value2.PageInfo);
}
}
return(retval);
}
throw new InvalidCastException("Not a RoyalGazette");
}
