double iRSIOnArray	(	TMXArray< double >	array,
		int	total,
		int	period,
		int	shift
	)

Calculates the Relative Strength Index indicator on data, stored in array, and returns its value

Parameters

array	Array with data
total	The number of items to be counted. 0 means the whole array
period	Averaging period for calculation
shift	Index of the value taken from the indicator buffer (shift relative to the current bar the given amount of periods ago)

Returns

Numerical value of the Relative Strength Index indicator, calculated on data, stored in array