Class “File”

Object > Blob > File

Represents raw data of a given type and name.

Type: File extends Blob
Constructor: public
Singleton: No
Namespace: global
Direct subclasses: None
JSX Support: No

Constructor

new File(blobParts, name, options?)

Parameter Type Description
blobParts any[] Array of ArrayBuffer, Blob, string, or any typed array. Any other type will be stringified. Strings are encoded as UTF-8.
name string The name or path of the file
options {
  type: string, // optional
  lastModified: number // optional
}
type represents the MIME type of the blob content. Defaults to empty string.

lastModified is a unix timestamp of the last known modification of the file. Defaults to the current time. Optional.

Properties

lastModified

Unix timestamp of the last known modification of the file

Type: number
Settable: No

This property can only be set via constructor. Once set, it cannot change anymore.

name

The name or path of the file

Type: string
Settable: No

This property can only be set via constructor. Once set, it cannot change anymore.