public QueryableList <T> Bottom(int count)
{
if (count <= 0)
{
throw new ArgumentOutOfRangeException("must be posivite", "count");
}
QueryableList <T> list = this.Create(count);
int len = Math.Max(this.Count - count, 0);
for (int i = this.Count - 1; i >= len; --i)
{
list.Add(this[i]);
}
return(list);
}
public QueryableList <T> Top(int count)
{
if (count <= 0)
{
throw new ArgumentOutOfRangeException("must be posivite", "count");
}
QueryableList <T> list = this.Create(count);
int len = Math.Min(count, this.Count);
for (int i = 0; i < len; ++i)
{
list.Add(this[i]);
}
return(list);
}