Class Data<T>

Data structure underlying Vectors. Use the convenience method makeData.

Type Parameters

T extends DataType = DataType

Hierarchy

Data

Index

Constructors

Properties

TArray TType TValue children dictionary? length nullBitmap offset stride type typeIds valueOffsets values

Accessors

ArrayType buffers byteLength nullCount nullable typeId

Methods

_changeLengthAndBackfillNullBitmap clone getValid setValid slice

Constructors

constructor

new Data<T>(type, offset, length, nullCount?, buffers?, children?, dictionary?): Data<T>
Type Parameters
- T extends DataType<Type, any> = DataType<Type, any>
Parameters
- type: T
- offset: number
- length: number
- Optional nullCount: number
- Optional buffers: Data<T> | Partial<Buffers<T>>
- children: Data<DataType<Type, any>>[] = []
- Optional dictionary: Vector<any>
Returns Data<T>
- Defined in data.ts:117

Properties

`Readonly` TArray

TArray: T["TArray"]

`Readonly` TType

TType: T["TType"]

`Readonly` TValue

TValue: T["TValue"]

`Readonly` children

children: Data<DataType<Type, any>>[]

`Optional` dictionary

dictionary?: Vector<any>

The dictionary for this Vector, if any. Only used for Dictionary type.

`Readonly` length

length: number

`Readonly` nullBitmap

nullBitmap: Uint8Array

`Readonly` offset

offset: number

`Readonly` stride

stride: number

`Readonly` type

type: T

`Readonly` typeIds

typeIds: T["TArray"]

`Readonly` valueOffsets

valueOffsets: T["TOffsetArray"]

`Readonly` values

values: T["TArray"]

Accessors

ArrayType

get ArrayType(): T["ArrayType"]
Returns T["ArrayType"]
- Defined in data.ts:74

buffers

get buffers(): Buffers<T>
Returns Buffers<T>
- Defined in data.ts:76

byteLength

get byteLength(): number
Returns number
- Defined in data.ts:93

nullCount

get nullCount(): number
Returns number
- Defined in data.ts:105

nullable

get nullable(): boolean
Returns boolean
- Defined in data.ts:80

typeId

get typeId(): T["TType"]
Returns T["TType"]
- Defined in data.ts:72

Methods

_changeLengthAndBackfillNullBitmap

_changeLengthAndBackfillNullBitmap(newLength): Data<T>
Parameters
- newLength: number
Returns Data<T>
- Defined in data.ts:217

clone

clone<R>(type?, offset?, length?, nullCount?, buffers?, children?): Data<R>
Type Parameters
- R extends DataType<Type, any> = T
Parameters
- type: R = ...
- offset: number = ...
- length: number = ...
- nullCount: number = ...
- buffers: Buffers<R> = ...
- children: Data<DataType<Type, any>>[] = ...
Returns Data<R>
- Defined in data.ts:200

getValid

getValid(index): boolean
Parameters
- index: number
Returns boolean
- Defined in data.ts:142

setValid

setValid(index, value): boolean
Parameters
- index: number
- value: boolean
Returns boolean
- Defined in data.ts:158

slice

slice(offset, length): Data<T>
Parameters
- offset: number
- length: number
Returns Data<T>
- Defined in data.ts:204

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