Posted by Mohammad Rahhal, Last modified by Diana Alkouni on 14 September 2020 12:29 PM


Public Function VolumeROC(chart_ID As Long, volumeVal As ENUM_VOLUME_METHOD,period As Integer) As String


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.


Key Description 
chart_ID Chart identifier, 0 is the current chart, value of type Long.
volumeVal volume type for calculation can be one of the ENUM_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.


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 Sub


See Also

Back to VTL Client Script Index

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