talib.change
The difference between the current value of source and its value length bars back.
Three overloads exist, one each for an int, a float and a bool source, and the returned type follows the source you pass. length is optional in all three.
talib.change(series bool source, series int length) → series booltalib.change(series float source, series int length) → series floattalib.change(series int source, series int length) → series int| Parameter | Type | Required | Description |
|---|---|---|---|
source | series bool | yes | The series to compare against its own past. Int, float and bool sources each have their own overload. |
length | series int | no | Optional. How far back the comparison reaches. |
Returns series bool or series float or series int — A series of the same data type as source: series int, series float or series bool.
indicator("Change since the previous bar")
plot(talib.change(close, 1))See also talib.alma · talib.atr · talib.barssince
Part of the function index.
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