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    Interface File

    Do not reference this directly.

    interface File {
        lastModified: number;
        name: string;
        size: number;
        type: string;
        webkitRelativePath: string;
        arrayBuffer(): Promise<ArrayBuffer>;
        bytes(): Promise<Uint8Array<ArrayBuffer>>;
        slice(start?: number, end?: number, contentType?: string): Blob;
        stream(): ReadableStream<Uint8Array<ArrayBuffer>>;
        text(): Promise<string>;
    }

    Hierarchy (View Summary)

    Index
    lastModified name size type webkitRelativePath
    arrayBuffer bytes slice stream text
    lastModified: number

    The lastModified read-only property of the File interface provides the last modified date of the file as the number of milliseconds since the Unix epoch (January 1, 1970 at midnight). Files without a known last modified date return the current date.

    MDN Reference

    name: string

    The name read-only property of the File interface returns the name of the file represented by a File object. For security reasons, the path is excluded from this property.

    MDN Reference

    size: number

    The size read-only property of the Blob interface returns the size of the Blob or File in bytes.

    MDN Reference

    type: string

    The type read-only property of the Blob interface returns the MIME type of the file.

    MDN Reference

    webkitRelativePath: string

    The webkitRelativePath read-only property of the File interface contains a string which specifies the file's path relative to the directory selected by the user in an element with its webkitdirectory attribute set.

    MDN Reference

    • The arrayBuffer() method of the Blob interface returns a Promise that resolves with the contents of the blob as binary data contained in an ArrayBuffer.

      MDN Reference

      Returns Promise<ArrayBuffer>

    • The slice() method of the Blob interface creates and returns a new Blob object which contains data from a subset of the blob on which it's called.

      MDN Reference

      Parameters

      • Optionalstart: number
      • Optionalend: number
      • OptionalcontentType: string

      Returns Blob

    text

    • text(): Promise<string>

      The text() method of the Blob interface returns a Promise that resolves with a string containing the contents of the blob, interpreted as UTF-8.

      MDN Reference

      Returns Promise<string>

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