Class SMA

简单移动平均线（SMA）类型：趋势指标

简单移动平均线（SMA）在固定区间内对所有价格取平均值。SMA 对所有时期的价格赋予相同权重，因此不像 EMA 那样对最新价格敏感。

See

https://www.investopedia.com/terms/s/sma.asp

Hierarchy

MovingAverage
- SMA

Index

Constructors

Properties

interval prices

Accessors

Methods

add getRequiredInputs getResult getResultOrThrow replace update updates

Constructors

constructor

new SMA(interval: number): SMA
Parameters
- interval: number
Returns SMA
Inherited from MovingAverage.constructor
- Defined in trend/MA/MovingAverage.ts:12

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/SMA/SMA.ts:16

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/SMA/SMA.ts:20

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