Class File

Provides information about files and allows JavaScript in a web page to access their content.

Hierarchy (View Summary)

Blob
- File

Index

Constructors

Accessors

lastModified name size type

Methods

arrayBuffer bytes slice stream text

Constructors

constructor

new File(
    bits:
        | undefined
        | (string | ArrayBuffer | ArrayBufferView<ArrayBufferLike> | Blob)[],
    name: string,
    options?: FileOptions,
): File
Parameters
- bits: undefined | (string | ArrayBuffer | ArrayBufferView<ArrayBufferLike> | Blob)[]
- name: string
- Optionaloptions: FileOptions
Returns File
Overrides Blob.constructor

Accessors

lastModified

get lastModified(): number
Returns number

name

get name(): string
Returns string

size

get size(): number
Returns number
Inherited from Blob.size

type

get type(): string
Returns string
Inherited from Blob.type

Methods

arrayBuffer

arrayBuffer(): Promise<ArrayBuffer>
Returns Promise<ArrayBuffer>
Inherited from Blob.arrayBuffer

bytes

bytes(): Promise<Uint8Array<ArrayBufferLike>>
Returns Promise<Uint8Array<ArrayBufferLike>>
Inherited from Blob.bytes

slice

slice(start?: number, end?: number, type?: string): Blob
Parameters
- Optionalstart: number
- Optionalend: number
- Optionaltype: string
Returns Blob
Inherited from Blob.slice

stream

stream(): ReadableStream
Returns ReadableStream
Inherited from Blob.stream

text

text(): Promise<string>
Returns Promise<string>
Inherited from Blob.text