Class ROC

变动率指标 (ROC) 类型：动量

正的变动率 (ROC) 表示高动量和上升趋势。ROC 下降甚至为负则表明下降趋势。

See

https://www.investopedia.com/terms/r/rateofchange.asp

Hierarchy (View Summary)

IndicatorSeries
- ROC

Index

Constructors

Properties

interval prices

Accessors

Methods

add getRequiredInputs getResult getResultOrThrow replace update updates

Constructors

constructor

new ROC(interval: number): ROC
Parameters
- interval: number
Returns ROC
Overrides IndicatorSeries.constructor
- Defined in momentum/ROC/ROC.ts:15

Properties

`Readonly`interval

interval: number

`Readonly`prices

prices: number[] = []

Accessors

isStable

get isStable(): boolean
Returns boolean
Inherited from IndicatorSeries.isStable
- Defined in types/Indicator.ts:37

Methods

add

add(input: number): null | number
Parameters
- input: number
Returns null | number
Inherited from IndicatorSeries.add
- Defined in types/Indicator.ts:41

getRequiredInputs

getRequiredInputs(): number
Returns number
Overrides IndicatorSeries.getRequiredInputs
- Defined in momentum/ROC/ROC.ts:19

getResult

getResult(): null | number
Returns null | number
Inherited from IndicatorSeries.getResult
- Defined in types/Indicator.ts:21

getResultOrThrow

getResultOrThrow(): number
Returns number
Inherited from IndicatorSeries.getResultOrThrow
- Defined in types/Indicator.ts:29

replace

replace(input: number): null | number
Parameters
- input: number
Returns null | number
Inherited from IndicatorSeries.replace
- Defined in types/Indicator.ts:45

update

update(price: number, replace: boolean): null | number
Parameters
- price: number
- replace: boolean
Returns null | number
Overrides IndicatorSeries.update
- Defined in momentum/ROC/ROC.ts:23

updates

updates(inputs: readonly number[], replace?: boolean): (null | number)[]
Parameters
- inputs: readonly number[]
- replace: boolean = false
Returns (null | number)[]
Inherited from IndicatorSeries.updates
- Defined in types/Indicator.ts:51