Negative Closes: Indicator Documentation
Syntax
DataSeries NegativeCloses( DataSeries ds, int Lookback )
Parameter Description
| ds | Data series |
| Lookback | The number of bars over which to count negative closes. |
Description
A "negative close" occurs when the value of the
DataSeries is lower than it was on the previous bar. This indicator returns the total number of negative closes over the specified lookback period. Also see:
Positive ClosesNote! Version 2010.10 of Community Indicators contains a breaking change: replaced Bars parameter with DataSeries.
Example
Example based on version 2010.10 of Community Indicators.
using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing;
using WealthLab;
using WealthLab.Indicators;
using Community.Indicators;
namespace WealthLab.Strategies
{
public class ClosesStrategy : WealthScript
{
protected override void Execute()
{
DataSeries pc = PositiveCloses.Series( Close, 3 );
DataSeries nc = NegativeCloses.Series( Low, 5 );
ChartPane closesPane = CreatePane( 25, true, true );
PlotSeries( closesPane, pc, Color.Blue, LineStyle.Solid, 2 );
PlotSeries( closesPane, nc, Color.Red, LineStyle.Solid, 2 );
for(int bar = 5; bar < Bars.Count; bar++)
{
if (IsLastPositionActive)
{
// Sell when the last 2 of 3 closes are higher
if (pc[bar] >= 2)
ExitAtMarket(bar + 1, LastPosition);
}
else
{
// Buy when the last 4 of 5 lows are lower
if (nc[bar] >= 4)
BuyAtMarket(bar + 1);
}
}
}
}
}