public void Merge(SumKeys group)
{
foreach (var value in Items(group))
{
if (!this.Contains(value))
{
this.Add(value);
}
}
}
private static IEnumerable <SqlInt32> Items(SumKeys group)
{
foreach (var value in group.result.Value.Split(sep))
{
int i;
if (Int32.TryParse(value, out i))
{
yield return(i);
}
}
}