Relative Strength Index (RSI)
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Definition

Courtesy of www.stockcharts.com
Courtesy of www.marketscreen.com

Syntax
RSI(int period, int smooth)
RSI(IDataSeries inputData, int period, int smooth)

Returns default value
RSI(int period, int smooth)[int barsAgo]
RSI(IDataSeries inputData, int period, int smooth)[int barsAgo]

Returns avg value
RSI(int period, int smooth).Avg[int barsAgo]
RSI(IDataSeries inputData, int period, int smooth).Avg[int barsAgo]


Return Type
double; Accessing this method via an index value [int barsAgo] returns the indicator value of the referenced bar.


Parameters

period

The number of bars to include in the calculation

smooth

Smoothing period

inputData

Indicator source data (?)


Examples

// Prints the current value of a 20 period RSI using default price type
double value = RSI(20, 3)[0];
Print("The current RSI value is " + value.ToString());

// Prints the current value of a 20 period RSI using high price type
double value = RSI(High, 20, 3)[0];
Print("The current RSI value is " + value.ToString());


Source Code
You can open up the indicator source code via the NinjaScript Editor.