Syntax
Public Function VolumeROC(chart_ID As Long, volumeVal As ENUM_VOLUME_METHOD,period As Integer) As StringDescription
The Volume Rate of Change indicator shows clearly whether or not volume is trending in one direction or another.
Sharp Volume ROC increases may signal price breakouts.
Parameters
| Key | Description |
| chart_ID | Chart identifier, 0 is the current chart, value of type Long. |
| volumetypeforcalculation can be one of theENUM_VOLUME_METHOD. |
|
| period | The calculation period, on which the indicator will be calculated, a value of type Integer. |
Return value
Returns the handles of a technical indicator, in case of failure returns an empty string.
Sample
Public Sub main()AlertMessage (VolumeROC(0,Price_open,14)) 'Draws the indicator on the chart and shows an Alert Message with the indicator name.End SubSee Also