Visual Basic (Declaration)  

Public Overloads Shared Function AroonUp( _ ByVal s As Series _ ) As Element 
Visual Basic (Usage)  Copy Code 


Parameters
 s
 A series of the trading highs over the last nperiods where the kth terms of the array if the trading high on the kth previous period.
The indicator will return a value between 0 and 100, where a higher
value indicates that the highest high was achieved more recently. Persistent
values between 70 and 100 are said to indicate strength in the asset and in
conjunction with a low range (i.e. 030) in the Aroon Down indicator,
indicates an upward trend.
Evaluation of the Aroon Up Indicator
The Aroon Up indicator is given by:
100(n  (number of days since last highest high over n days))/n
where n is the number of days being considered (a reasonable
default value for n is 14).