Class File

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

MDN Reference

Hierarchy (view full)

Constructors

constructor

Accessors

lastModified name size type

Methods

arrayBuffer bytes slice stream text

Constructors

constructor

  • new File(bits, name, options?): File

  • Parameters

    • bits: undefined | (
          | string
          | ArrayBuffer
          | ArrayBufferView
          | Blob)[]
    • name: string
    • Optionaloptions: FileOptions

    Returns File

Accessors

lastModified

  • get lastModified(): number

  • Returns number

name

  • get name(): string

  • Returns string

size

  • get size(): number

  • Returns number

type

  • get type(): string

  • Returns string

Methods

arrayBuffer

  • arrayBuffer(): Promise<ArrayBuffer>

  • Returns Promise<ArrayBuffer>

bytes

  • bytes(): Promise<Uint8Array>

  • Returns Promise<Uint8Array>

slice

  • slice(start?, end?, type?): Blob

  • Parameters

    • Optionalstart: number
    • Optionalend: number
    • Optionaltype: string

    Returns Blob

stream

text

  • text(): Promise<string>

  • Returns Promise<string>

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