public static int LastIndexOf(object obj, object entry)
{
if (obj is IList)
{
IList a = (IList)obj;
for (int i = a.Count - 1; i >= 0; --i)
{
if (a[i].Equals(entry))
{
return(i);
}
}
}
else
{
IDeque a = (IDeque)obj;
return(a.LastIndexOf(entry));
}
return(-1);
}