Class WMA

加权移动平均线（WMA）类型：趋势

与简单移动平均线（SMA）相比，WMA 更重视近期价格，以降低滞后性。由于其对价格变化的响应更快，当价格上涨或下跌时，WMA 比 SMA 上升得更快、下降得也更快。

See

https://corporatefinanceinstitute.com/resources/career-map/sell-side/capital-markets/weighted-moving-average-wma/

Hierarchy

MovingAverage
- WMA

Index

Constructors

Properties

interval prices

Accessors

Methods

add getRequiredInputs getResult getResultOrThrow replace update updates

Constructors

constructor

new WMA(interval: number): WMA
Parameters
- interval: number
Returns WMA
Overrides MovingAverage.constructor
- Defined in trend/WMA/WMA.ts:15

Properties

`Readonly`interval

interval: number

`Readonly`prices

prices: number[] = []

Accessors

isStable

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

Methods

add

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

getRequiredInputs

getRequiredInputs(): number
Returns number
Overrides MovingAverage.getRequiredInputs
- Defined in trend/WMA/WMA.ts:19

getResult

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

getResultOrThrow

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

replace

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

update

update(price: number, replace: boolean): null | number
Parameters
- price: number
- replace: boolean
Returns null | number
Overrides MovingAverage.update
- Defined in trend/WMA/WMA.ts:23

updates

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