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Namespace anychart.math.bbandsWidth
Learn more about indicator mathematics.

Functions Overview

calculate()Bollinger Bands Width calculation.
calculationFunction()Calculates Bollinger Bands Width.
createComputer()Creates the Bollinger Bands Width computer for the given table mapping.
initContext()Creates context for the Bollinger Bands Width indicator calculation.
startFunction()Start calculation function for the Bollinger Bands Width indicator calculation.

Typedefs Overview

anychart.math.bbandsWidth.ContextType definition for the context.

Functions Description

calculate

Bollinger Bands Width calculation.

Params:

Name Type Description
context anychart.math.bbandsWidth.Context Bollinger Bands Width context.
value number Value.

Returns:

number - The calculated Bollinger Bands Width indicator value.

calculationFunction

Calculates Bollinger Bands Width.

Params:

Name Type Description
row anychart.data.TableComputer.RowProxy Row proxy.
context anychart.math.bbandsWidth.Context Context.

Try it:

createComputer

Creates the Bollinger Bands Width computer for the given table mapping.

Params:

Name Type Description
mapping anychart.data.TableMapping Data mapping.
period number Indicator period.
deviation number Indicator deviation.

Returns:

anychart.data.TableComputer - Table computer.

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initContext

Creates context for the Bollinger Bands Width indicator calculation.

Params:

Name Type Default Description
period number
20
Indicator period.
deviation number
2
Indicator deviation.

Returns:

anychart.math.bbandsWidth.Context - Context.

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startFunction

Start calculation function for the Bollinger Bands Width indicator calculation.

Params:

Name Type Description
context anychart.math.bbandsWidth.Context Context.

Try it: