/// <summary>
/// clear all tracked values
/// </summary>
public new void Clear()
{
base.Clear();
cur.Clear();
prev.Clear();
vcount.Clear();
}
/// <summary>
/// clear all named ids
/// (subsequent ids will still be unique from previous)
/// </summary>
public override void Clear()
{
id2idname.Clear();
idnamefires.Clear();
base.Clear();
}
/// <summary>
/// empty basket
/// </summary>
public void Clear()
{
securities.Clear();
shortsym2secidx.Clear();
longsym2secidx.Clear();
}